US PATENT SUBCLASS 400 / 551
.~ For line-spacing in forward or reverse direction

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

545  DF  FOR LINE-SPACING BY INCREMENTAL ROTATION OF PLATEN {15}
551.~ For line-spacing in forward or reverse direction

DEFINITION

Classification: 400/551

For line-spacing in forward or reverse direction:

(under subclass 545) Subject matter wherein the typewriter is provided with mechanism for effecting line-space* distances to a piece of record-medium* in the usual direction of record-medium feed or in a direction opposite to said usual direction.