US PATENT SUBCLASS 400 / 478
.~.~ Via slidable code bars


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

472  DF  KEY-BOARD OR KEY LEVER-ACTUATING MECHANISM {12}
477  DF  .~ Including means generating a signal for type selecting or other typing function {2}
478.~.~ Via slidable code bars


DEFINITION

Classification: 400/478

Via slidable code bars:

(under subclass 477) Subject matter wherein the code indication is produced by rectilinearly movable members having notches or grooves in one surface of the members, the members being moved in accordance with the particular key* element that has been pressed, and the signal being generated in accordance with the relative relationship of the notches in the members.