US PATENT SUBCLASS 984 / 63
.~.~ Actions {G10C 3/16}


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



984 /   HD   MUSICAL INSTRUMENTS

50  DD  PIANOS {nonmusical aspects of toy pianos A63H 5/00; Aspects of automatic actuation subclasses 200+; Combinations of microphones, pick-ups or amplifiers with musical instruments subclasses 300+} {G10C} {4}
55  DD  .~ Details of, accesories for, pianos or the like {G10C 3/00} {10}
63.~.~ Actions {G10C 3/16} {4}
64  DD  .~.~.~> Hammers {G10C 3/18}
65  DD  .~.~.~> Involving the use of hydraulic, pneumatic, or electromagnetic means {G10C 3/20}
66  DD  .~.~.~> For grand pianofortes {G10C 3/22}
67  DD  .~.~.~> For reciprocating of tremolo {G10C 3/24}