US PATENT SUBCLASS 352 / 24
.~.~.~ On picture and sound records

Current as of: June, 1999
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352 /   HD   OPTICS: MOTION PICTURES

1  DF  WITH SOUND ACCOMPANIMENT {12}
12  DF  .~ Picture and sound synchronizing {7}
23  DF  .~.~ With synchronizing indicator {1}
24.~.~.~ On picture and sound records

DEFINITION

Classification: 352/24

(under subclass 23) Subject matter in which the indication is by means of signals or marks on the sound and picture record carriers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

236, for picture carrier with film carried indicia.