US PATENT SUBCLASS 400 / 536
.~ Card holder mounted on typewriter frame

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

521  DF  FOR TYPING ON CARD IN CARD HOLDER {11}
536.~ Card holder mounted on typewriter frame {3}
537  DF  .~.~> Including means enabling movement of card relative to holder
538  DF  .~.~> Transparent card holder
539  DF  .~.~> Including finger movable away from holding position {1}

DEFINITION

Classification: 400/536

Card holder mounted on typewriter frame:

(under subclass 521) Subject matter wherein the retaining means is supported by a stationary portion of the typewriter.

(1) Note. In this and indented subclasses the card holder usually includes an element similar to a paper-finger* that is closely adjacent to the surface of the platen* and that tends to urge the record-medium* card toward the platen.

SEE OR SEARCH THIS CLASS, SUBCLASS:

543, for similar structure that is mounted on the carriage* of the typewriter.