US PATENT SUBCLASS 400 / 651
.~.~ Cylindrical platen axially adjustable

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}
651.~.~ Cylindrical platen axially adjustable

DEFINITION

Classification: 400/651

Cylindrical platen axially adjustable:

(under subclass 649) Subject matter wherein the platen* or a portion thereof is movable along its own axis of rotation.