US PATENT SUBCLASS 84 / 745
.~.~.~.~ Keyswitch structure

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
600  DF  .~ Electrical musical tone generation {5}
723  DF  .~.~ Transducers {9}
743  DF  .~.~.~ Constructional details {3}
745.~.~.~.~ Keyswitch structure

DEFINITION

Classification: 84/745

Keyswitch structure:

(under subclass 743) Subject matter wherein the mechanical feature is a keyswitch.

SEE OR SEARCH THIS CLASS, SUBCLASS:

720, for keyswitch structure with electric analog

oscillators.