US PATENT SUBCLASS 84 / 743
.~.~.~ Constructional details

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.~.~.~ Constructional details {3}
744  DF  .~.~.~.~> Keyboard
745  DF  .~.~.~.~> Keyswitch structure
746  DF  .~.~.~.~> Foot control

DEFINITION

Classification: 84/743

Constructional details:

(under subclass 723) Subject matter including mechanical features of the musical instrument.

SEE OR SEARCH THIS CLASS, SUBCLASS:

2+, for dealing with musical instrument construction.

644, for construction details with digital storage.

670, for construction details with digital combinational circuit.

718, for construction details with electric analog oscillators.