US PATENT SUBCLASS 352 / 223
.~ With pressure rollers

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

221  DF  GATES {9}
223.~ With pressure rollers

DEFINITION

Classification: 352/223

(under subclass 221) Subject matter in which the positioning means includes rollers which contact the motion picture film strip.