US PATENT SUBCLASS 400 / 608.4
.~.~.~ Including differential movement by separate drive means


Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

578  DF  SHEET OR WEB (E.G., RECORD-MEDIUM FEEDING MECHANISM) {13}
605  DF  .~ For feeding plural record media concurrently or selectively {4}
607  DF  .~.~ Including movement of one record-medium relative to another {7}
608.4.~.~.~ Including differential movement by separate drive means


DEFINITION

Classification: 400/608.4

Including differential movement by separate drive means:

(under subclass 607) Subject matter wherein each of the sheets or webs of record-medium* is moved at a different rate of speed, the movement being effected by different feed

means.