CLASS 984 MUSICAL INSTRUMENTS 984 - 1

50 {NONMUSICAL ASPECTS OF TOY PIANOS A63H 5/00; ASPECTS OF AUTOMATIC ACTUATION SUBCLASSES 200+; COMBINATIONS OF CROSS-REFERENCE ART COLLECTIONS MICROPHONES, PICK-UPS OR AMPLIFIERS WITH MUSICAL 1 ORGANS; HARMONIUMS {MOUTH ORGANS INSTRUMENTS SUBCLASSES 300+} OR SUBCLASSES 100+; {G10C} ASPECTS OF AUTOMATIC ACTUATION 51 .General design of pianos or like SUBCLASSES 200+; COMBINATIONS stringed musical instruments OF MICROPHONES, PICK-UPS OR with keyboards {G10C 1/00} AMPLIFIERS WITH MUSICAL 52 ..Of upright pianos {G10C 1/02} INSTRUMENTS, ELECTRIC ORGANS 53 ..Of grand pianofortes {G10C 1/ SUBCLASSES 300+} {G10B} 04} 2 .General design of organs, 54 ..Of cembaloes, spinets, or harmoniums, or like wind- similar stringed instruments actuated musical instruments {G10C 1/06} {G10B 1/00} 55 .Details of, accesories for, 3 ..Of organs {G10B 1/02} pianos or the like {G10C 3/00} 4 ...Electrically operated {G10B 1/ 56 ..Cases {G10C 3/02} 04} 57 ..Frames; Bridges; Bars {G10C 3/ 5 ...Fluid operated {G10B 1/06} 04} 6 ..Of harmoniums {G10B 1/08} 58 ..Resonating means, e.g., 7 .Details of, accessories for, resonant strings, soundboards, organs, harmoniums, or the etc.; fastening of the like {G10B 3/00} resonating strings {G10C 3/06} 8 ..Blowers {G10B 3/02} 59 ..Arrangements of strings {G10C 9 ..Reservoirs {G10B 3/04} 3/08} 10 ..Valves; Sleeves {G10B 3/06} 60 ..Tuning pins or straining ..Pipes, e.g., open end, 11 devices {G10C 3/10} , etc. {G10B 3/08} 61 ..Keyboards; Keys {G10C 3/12} 12 ..Actions, e.g., coupler, etc. 62 ...For actuation by the feet {G10B 3/10} {G10C 3/14} 13 ..Keys or keyboards; Manuals 63 ..Actions {G10C 3/16} {keyboards for musical 64 ...Hammers {G10C 3/18} instruments in general 65 ...Involving the use of subclass 60} {G10B 3/12} hydraulic, pneumatic, or 14 ..Pedals or pedal boards {G10B 3/ electromagnetic means {G10C 3/ 14} 20} 15 ..Swell chambers; Accentuating 66 ...For grand pianofortes {G10C 3/ means {G10B 3/16} 22} 16 ..Tremolo-producing devices {G10B 67 ...For reciprocating of tremolo 3/18} {G10C 3/24} 17 ..Transposing devices {G10B 3/20} 68 ..Pedals or pedal mechanisms for 18 ..Details peculiar to half-blow or similar sound electrically-operated organs, modifying {G10C 3/26} e.g., contacts therefor, etc. 69 ..Transposing devices {G10C 3/28} {G10B 3/22} 70 ..Couplers, e.g., for playing octaves, etc. {G10C 3/30} 71 .Combinations of pianos with other musical instruments, e.g., with , with , etc. {G10C 5/00}

December 2000 984 - 2 CLASS 984 MUSICAL INSTRUMENTS

72 .Special tools or methods for the 118 ..Anchoring devices for strings, manufacture and maintenance of e.g., tail piece, hitchpin, pianos {G10C 9/00} etc. {G10D 3/12} 100 MUSICAL INSTRUMENTS NOT OTHERWISE 119 ..Tuning devices, e.g., pegs, PROVIDED FOR {ASPECTS OF pins, friction discs, etc. AUTOMATIC ACTUATION SUBCLASSES {G10D 3/14} 200+; COMBINATIONS OF 120 ...Devices for altering the MICROPHONES, PICK-UPS OR string tension during playing AMPLIFIERS WITH MUSICAL {G10D 3/14B} INSTRUMENTS SUBCLASSES 300+; 121 ....Tremolo devices {G10D 3/14B2} SOUND-PRODUCING DEVICES NOT 122 ..Bows; Guides for bows; Plectra REGARDED AS MUSICAL and like playing means {G10D INSTRUMENTS OR PARTS THEREOF 3/16} G10K} {G10D} 123 ...Plectra and like playing means 101 .General design of stringed {G10D 3/16B} musical instruments {pianos or 124 ..Chin-rests, hand-rests or similar instruments with guards as part of the keyboard subclasses 50+} {G10D instruments {separate 1/00} auxillary devices or supports 102 ..Materials or treatment of subclasses 250+} {G10D 3/18} materials for the 125 .General design of wind-actuated manufacturing of stringed musical instruments instruments {G10D 1/00B} {accordions subclass 148; 103 ..Of , , Organs, harmoniums subclasses violoncellos, basses {G10D 1/ 1+; Whistles G10K} {G10D 7/00} 02} 126 ..Materials or treatment of 104 ..Of , lyres {G10D 1/04} materials for the 105 ..Of {G10D 1/06} manufacturing of wind-actuated 106 ..Of {G10D 1/08} instruments {G10D 7/00B} 107 ...Mechanical design of electric- 127 ..Of the type wherein an air guitars {electrical or current is directed against a electromechanical features ramp edge, e.g., , subclasses 368+} {G10D 1/08B} recorder, etc. {G10D 7/02} 108 ..Of {G10D 1/10} 128 ...Recorders {G10D 7/02B} 109 ..Of , e.g., autoharp, 129 ..., , fifes {G10D etc. {G10D 1/12} 7/02C} 110 .Details of, or accessories for, 130 ...Ocarinas {G10D 7/04} stringed musical instruments 131 ..Of the type with a beating reed {G10D 3/00} {Rohrblatt) or reeds, e.g., 111 ..Cellopins and accessories , , , therefore {G10D 3/00B} bagpipe, etc. {G10D 7/06} 112 ..Resonating means, horns, or 132 ...; ; Bagpipes diaphragms {G10D 3/02} {G10D 7/06B} 113 ..Bridges, mutes, or capo-tastos 133 ... {G10D 7/06C} {G10D 3/04} 134 ... {G10D 7/08} 114 ...Capo-tastos {G10D 3/04B} 135 ..Of the type with a cupped 115 ..Fingerboards {G10D 3/06} mouthpiece, e.g., , 116 ...In the form of keyboards orchestral , , {keyboards for musical etc. {G10D 7/10} instruments in general 136 ..Of the type with free reeds subclass 61} {G10D 3/08} (Zunge), e.g., trumpet for 117 ..String {G10D 3/10} children, etc. {G10D 7/12} 137 ...Mouth organs {G10D 7/12B}

December 2000 CLASS 984 MUSICAL INSTRUMENTS 984 - 3

138 ....With movable mouthpiece {G10D 200 AUTOMATIC MUSICAL INSTRUMENTS 7/12B2} NONMUSICAL ASPECTS OF TOY 139 .Details of, or accessories for, INSTRUMENTS A63 5/00; SOUND wind-actuated musical RECORDING AND REPRODUCING instruments {G10D 9/00} G11B; ASSOCIATED WORKING WITH 140 ..Tuning devices {G10D 9/00B} RECORDING OR REPRODUCING 141 ..Mouthpieces; Reeds {G10D 9/02} APPARATUS G11B 31/02 {G10F} 142 ...Reeds {G10D 9/02B} 201 .Automatic musical instruments 143 ...Cupped mouthpieces {G10D 9/ {G10F 1/00} 02C} 202 ..Pianofortes with keyboard {G10F 144 ..Valves; Valve controls {G10D 9/ 1/02} 04} 203 ..Pianofortes which have no 145 ...For woodwind instruments {G10D keyboard {G10F 1/04} 9/04B} 204 ..Musical boxes with plucked 146 ....With continuous change of teeth, blades, or the like tonal pitch {G10D 9/04B2} {combinations with other 147 ..Mutes {G10D 9/06} articles, see the relevant 148 .Accordions, concertinas, or the classes for the articles} {G10F 1/06} like; Keyboards therefor (keyboards for musical 205 ..Percussive musical instruments instruments in general {G10F 1/08} subclass 61) {G10D 11/00} 206 ... {G10F 1/10} 149 ..Actions {G10D 11/02} 207 ..Wind-actuated instruments {G10F 150 .Percussive musical instruments 1/12} {G10D 13/00} 208 ...Barrel-organs {G10F 1/14} 151 .., {G10D 13/02} 209 ..Stringed musical instruments 152 ...Pedal operated bass- {pianofortes subclass 202 and beaters {G10D 13/02B} 203} {G10F 1/16} 153 .. {G10D 13/04} 210 ...To be played by a bow {G10F 1/ 154 ..Castanets, , triangles, 18} or other single-toned 211 ...To be plucked {G10F 1/20} percussive musical instruments 212 ..Combinations of two or more {bells G10K} {G10D 13/06} instruments {G10F 1/22} 155 ..Multitoned musical instruments, 213 .Independent players for keyboard with sonorous bars, blocks, instruments {G10F 3/00} forks, , plates, rods, or 214 .Details of, or accesories for, teeth {G10D 13/08} automatic musical instruments 156 ...Keyboard operated {keyboards {G10F 5/00} for pianos or the like 215 ..Actions {G10F 5/02} subclasses 50+} {G10D 13/08B} 216 ..Tune barrels, sheets, rollers, 157 .Combinations of different spools, or the like {G10F 5/ musical instruments 04} {combinations with pianos 217 ...Driving or setting of tune subclasses 50+} {G10D 15/00} barrels, discs, or the like; 158 .Musical instruments not provided Winding, rewinding, or guiding for in any of the preceding of tune sheets or the like groups, e.g., Aeolian , {handling webs or sheets in singing-flame musical general B65H} {G10F 5/06} instrument, etc. {G10D 17/00} 250 AIDS FOR MUSIC (METRONOMES G04F 5/02; TEACHING MUSIC G09B 15/ 00) {G10G} 251 .Means for the representation of music {G10G 1/00}

December 2000 984 - 4 CLASS 984 MUSICAL INSTRUMENTS

252 ..Chord or note indicators, fixed 303 ..Recording/reproducing or or adjustable, for keyboard or transmission of music for fingerboards {G10G 1/02} electrophonic musical 253 ..Transposing, transcribing {G10G instruments {G10H 1/00R} 1/04} 304 ...In coded form {see also 254 .Recording music in notation subclasses 375+} {G10H 1/00R2} form, e.g., recording the 305 ....On magnetic tape {G10H 1/ mechanical operation of a 00R2B} 306 ....Transmission between separate {performing, per se, B26F} instruments or between {G10G 3/00} individual components of a 255 ..Using mechanical means only musical system {G10H 1/00R2C} {G10G 3/02} 307 .....Using a MIDI interface {G10H 256 ..Using electrical means {G10G 3/ 1/00R2CO} 04} 308 ..Means for obtaining special 257 .Supports for musical instruments acoustic effects {combined {cellopins and components with modulation subclasses therefor subclass 111} {G10G 311+} {G10H 1/00S} 5/00} 309 ..Means for controlling the tone 258 .Other auxillary devices, e.g., frequencies, e.g., attack, separate holders for resin, decay, etc.; Means for strings, conductor‘s batons, producing special musical etc. {G10G 7/00} effects, e.g., vibrato, 259 ..Carrying cases for musical glissado {for instruments instruments {interior fittings using voltage controlled for trunks A45C 5/12} {G10G 7/ oscillators and amplifiers or 00B} voltage controlled 260 ..Tuning forks or like devices oscillations and filters, {G10G 7/02} etc., see subclass 381} {G10H 300 ELECTRONIC MUSICAL INSTRUMENTS 1/02} {STRUCTURAL COMBINATIONS OF 310 ...By additional modulation {G10H MICROPHONES, PICK-UPS, OR 1/04} AMPLIFIERS WITH MUSICAL 311 ....Continuous modulation {G10H INSTRUMENTS SUBCLASSES 1+, 1/043} 50+, AND 100+; INSTRUMENTS IN 312 .....By electromechanical means WHICH EACH NOTE IS GENERATED {G10H 1/045} BY A DIFFERENT INDIVIDUALLY- 313 .....By acousto-mechanical means, ACTUATED MECHANICAL RESONATING e.g., rotating speakers or STRUCTURE AND IS AMPLIFIED sound deflectors, etc. {G10H ELECTRICALLY SUBCLASSES 50+; 1/047} INSTRUMENTS IN WHICH EACH NOTE 314 ....During execution only {voice IS PRODUCED BY A DIFFERENT controlled instruments ELECTRICALLY-VIBRATED SOUNDING subclass 388} {G10H 1/053} ELEMENT SUBCLASSES 100+; 315 .....By switches incorporating a ELECTRONIC CIRCUITS IN GENERAL mechanical vibrator, the H03. {G10H} envelope of the mechanical 301 .Details of electrophonic musical vibration being used as instruments {keyboards modulating signal {G10H 1/ applicable also to other 053B} musical instruments subclasses 316 .....By switches with variable 1+ and 50+} {G10H 1/00} impedance elements {G10H 1/ 302 ..Associated control or 055} indicating means {teaching of 317 ...... Using variable capacitors music, per se, {G09B 15/00} {G10H 1/055C} {G10H 1/00M} 318 ...... Using optical or light- responsive means {G10H 1/055L}

December 2000 CLASS 984 MUSICAL INSTRUMENTS 984 - 5

319 ...... Using magnetic or 337 ....With means to assign more electromagnetic means {G10H 1/ than one channel to any single 055M} key {G10H 1/18D4} 320 ...... Using piezo-electric means 338 ...For transposition {G10H 1/20} {G10H 1/055P} 339 ...For suppressing tones; 321 ...... Using variable resistors Preference networks {G10H 1/ {G10H 1/055R} 22} 322 .....By envelope-forming circuits 340 ...For selecting plural preset {G10H 1/057} register stops {G10H 1/24} 323 ...... Using a data store from 341 ...For automatically producing a which the envelope is series of tones {G10H 1/26} synthesized (tones synthesized 342 ....To produce arpeggios {G10H 1/ from a data store subclasses 28} 375+) {G10H 1/057B} 343 ....To reiteratively sound two 324 ...Circuits for establishing the tones {G10H 1/30} harmonic content of tones; 344 ..Constructional details {G10H 1/ other arrangements for 32} changing the tone color {G10H 345 ...Switch arrangements, e.g., 1/06} keyboards or mechanical 325 ....By combining tones swicthes peculiar to {subclasses 325 and 326 take electrophonic musical precedence} {chord subclass instruments, etc. {keyboards 347; Analysis or synthesis of applicable also to other sound waves, per se, G10L} musical instruments Subclasses {G10H 1/08} 1+ and 50+} subclasses 316+ 326 .....For obtaining chorus, takes precedence} {G10H 1/34} celeste or ensemble effects 346 ....For -like instruments {continuous modulation with or without strings and subclass 311} {G10H 1/10} with a neck on which switches 327 ....By filtering complex wave or string-fret contacts are forms {G10H 1/12} used to detect the notes being 328 ....During execution {modulation played {electric guitars in during execution {subclass which the tones are generated 315; Voice controlled by the vibration of strings instruments subclass 388} subclasses 368+} {G10H 1/34B} {G10H 1/14} 347 ..Accompaniment arrangements 329 ....By nonliner elements {G10H 1/36} (generation of nonsinusosidal 348 ...Chord {G10H 1/38} basic tones subclass 394) 349 ....Chord detection and/or {G10H 1/16} recognition, e.g., for 330 ..Selecting circuits {G10H 1/18} correction, etc., or automatic 331 ...Suppresion of switching-noise bass generation {G10H 1/38B} {G10H 1/18B} 350 ....One-finger or one-key chord 332 ...Key multiplexing {subclass 333 systems {G10H 1/38C} takes precedence} {G10H 1/18C} 351 ...Rhythm {metronomes G04F 5/02} 333 ...Channel-assigning means for {G10H 1/40} polyphonic instruments {G10H 352 ....Comprising tone forming 1/18D} circuits {G10H 1/42} 334 ....Associated with key 353 ..Tuning means {G10H 1/44} multiplexing {G10H 1/18D2} 354 ..Volume control {G10H 1/46} 335 .....Microprocessor-controlled 355 .Instruments in which the tones keyboard and assigning means are generated by {G10H 1/18D2B} electromechanical means {G10H 336 ....Using multiplexed channel 3/00} processors {subclass 334 takes 356 ..Using mechanical interrupters precedence} {G10H 1/18D3} {G10H 3/02}

December 2000 984 - 6 CLASS 984 MUSICAL INSTRUMENTS

357 ..Using pick-up means for reading 372 ....Using a tuning fork, rod, or recorded waves, e.g., on tube {G10H 3/20} rotating discs, drums, tapes, 373 ...Using electromechanically or wires, etc. {G10H 3/03} actuated vibrators with pick- 358 ...Using photoelectric pick-up up means {subclass 374 takes means {G10H 3/06} precedence} {G10H 3/22} 359 ...Using inductive pick-up means 374 ...Incorporating feed-back means, {G10H 3/08} e.g., acoustic, etc. {G10H 3/ 360 ....Using tapes or wires {G10H 3/ 24} 09} 375 ....Using electric feed-back 361 ...Using capacitative pick-up {G10H 3/26} means {G10H 3/10} 376 .Instruments in which the tones 362 ..Using mechanical resonant are generated by means of generators, e.g., strings or electronic generators percussive instruments, the {subclass 388 takes tones of which are picked up precedence} {G10H 5/00} by electromechanical 377 ..Instruments using voltage transducers, the electrical controlled oscillators and signals being further amplifiers or voltage manipulated or amplified and controlled oscillators or subsequently converted to filters, e.g., , sound by a loudspeaker or etc. {G10H 5/00B} equivalent instrument {G10H 3/ 378 ..Voice controlled instruments 12} {G10H 5/00C} 363 ...Using mechanically actuated 379 ..Using generation of basic tones vibrators with pick-up means {G10H 5/02} {G10H 3/14} 380 ...With semiconductor devices as 364 ....Characterized by the use of a active elements {subclasses piezo-electric or magneto­ 384 and 385 take precedence} strictive transducer {piezo­ {G10H 5/04} electric or magneto-strictive 381 ...Tones generated by frequency transducers in general, e.g., multiplication or division of microphones H04R 15/00, 17/00, a basic tone {G10H 5/06} etc.} {G10H 3/14B} 382 ....Resulting in complex 365 ....Using a membrane, e.g., a waveforms {G10H 5/07} drum, etc.; Pick-up means for 383 ...Tones generated by vibrating surfaces, e.g, heterodyning {G10H 5/08} housing of an instrument, etc. 384 ..Using generation of {G10H 3/14D} nonsinusoidal basic tones, 366 ....Using a reed {G10H 3/16} e.g., saw-tooth, etc. 367 ....Using a string, e.g., {subclass 381 takes , etc. precedence} {G10H 5/10} {mechanical features subclass 385 ...Using semiconductor devices as 107} {G10H 3/18} active elements {G10H 5/12} 368 .....Details of pick-up 386 ..Using electromechanical assemblies {G10H 3/18B} resonator, e.g., quartz 369 .....Using two or more pick-up crystal, as frequency means for each string {G10H 3/ determining element 18C} {subclasses 379 and 383 take 370 .....In which the postions of the precedence} {G10H 5/14} pick-up means is adjustable 387 ..Using cathode ray tube {G10H 5/ {G10H 3/18D} 16} 371 .....In which the tones are picked up through the bridge structure {G10H 3/18E}

December 2000 CLASS 984 MUSICAL INSTRUMENTS 984 - 7

388 .Instruments in which the tones 398 ...By means of a recursive are synthesized from a data algorithm using one or more store, e.g., computer sets of parameters stored in a organs,etc. {synthesis of memory and the calculated acoustic waves not specific to amplitudes of one or more musical instruments G10K 15/ preceding sample points {G10H 02, G10L} {G10H 7/00} 7/12} 389 ..Using a common processing for different operations or calculations, and a set of micro-instructions {programs} FOREIGN ART COLLECTIONS to control the sequence thereof {G10H 7/00C} FOR CLASS-RELATED FOREIGN DOCUMENTS 390 ..Means for controlling the transition from one tone waveform to another {glissando or , per se, subclasses 309+} {G10H 7/00T} DIGESTS 391 ..In which amplitudes at sucessive sample points of a DIG 1 PAPER COPIES IN NUMERICAL ORDER tone waveform are stored in OF ALL U.S. PATENTS IN one or more memories {G10H 7/ SUBCLASSES 1-398 02} 392 ...In which amplitudes are read at varying rates, e.g., according to pitch, etc. {G10H 7/04} 393 ....Using an auxillary register or set of registers, e.g., a shift-register, etc., in which the amplitudes are transferred before being read, etc. {G10H 7/04B} 394 ...In which amplitudes are read at a fixed rate, the read-out address varying stepwise by a given value, e.g., acoording to pitch, etc. {G10H 7/06} 395 ..By calculating functions or polynomial approximations to evaluate amplitudes at sucessive sample points of a tone waveform {G10H 7/08} 396 ...Using coefficients or parameters stored in a memory, e.g., Fourier coefficients, etc. {subclass 398 takes precedence} {G10H 7/10} 397 ....Using Fourier coefficients {G10H 7/10B}

December 2000 984 - 8 CLASS 984 MUSICAL INSTRUMENTS

December 2000