US PATENT SUBCLASS 400 / 652
.~.~ Platen movment conjointly with type-face movement

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

648  DF  PLATEN OR PLATEN-MOVING MECHANISM {5}
649  DF  .~ For movement of platen other than for line-spacing {4}
652.~.~ Platen movment conjointly with type-face movement

DEFINITION

Classification: 400/652

Platen movement conjointly with type-face movement:

(under subclass 649) Subject matter wherein a platen* is moved toward a print-point* during substantially the same period of time that a type-face* element is moved toward the same print-point.