US PATENT SUBCLASS 84 / 4
.~.~.~ With phonograph

Current as of: June, 1999
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84 /   HD   MUSIC

1  DF  INSTRUMENTS {9}
*  DD  .~ Automatic {13}
3  DF  .~.~ Electric {2}
4.~.~.~ With phonograph {1}
5  DF  .~.~.~.~> Electrical connections

DEFINITION

Classification: 84/4

A piano or other accompaniment is provided for a phonograph cylinder or disk.

(1) Note. Continue the search in subclass 1.02 of this class.

(2) Note. For synchronizing a sound-producer with a cinematograph see Class 352, Optics: Motion Pictures, subclasses 12+.