US PATENT SUBCLASS 400 / 707
.~.~.~ By means driven from platen cylinder

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

679  DF  MEANS AUXILIARY TO TYPEWRITING FUNCTION {12}
703  DF  .~ Indicator means {7}
706  DF  .~.~ For indicating position of line or end-of-page {3}
707.~.~.~ By means driven from platen cylinder {3}
707.1  DF  .~.~.~.~> Drive initiated by detector of record-medium
707.2  DF  .~.~.~.~> Including relatively movable pointer and scale (e.g., rotatable or rectilinearly movable pointer) {2}
707.5  DF  .~.~.~.~> With line numbering

DEFINITION

Classification: 400/707

By means driven from platen cylinder:

(under subclass 706) Subject matter wherein the device is moved as a result of the platen* being rotated incrementally.

(1) Note. Included in this and indented subclasses are devices such as a calibrated dial, tape, or the like which displays the amount of incremental rotational movements of the platen*, or a device that can be set manually to produce a signal when a predetermined movement of the record-medium* in the line-space* direction has occurred.