US PATENT SUBCLASS 400 / 531
.~ Including line-spacing of holder or card

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

521  DF  FOR TYPING ON CARD IN CARD HOLDER {11}
531.~ Including line-spacing of holder or card {3}
532  DF  .~.~> Variable line-spacing (e.g., platen creep)
533  DF  .~.~> In a curvilinear path
534  DF  .~.~> By pinion and rack

DEFINITION

Classification: 400/531

Including line-spacing of holder or card:

(under subclass 521) Subject matter wherein the record-medium* card is moved by the retaining means in a direction to feed the card in line-space* distances to enable imprint of successive print-line* rows.

(1) Note. In this or indented subclasses the card may be line-spaced by moving it together with its holder, or may be line-spaced by moving the card relative to a stationary holder.