US PATENT SUBCLASS 352 / 13
.~.~ Manual control

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}
13.~.~ Manual control

DEFINITION

Classification: 352/13

(under subclass 12) Subject matter in which the timing means includes a manually manipulatable control, controlling the relationship between the picture and the sound.