US PATENT SUBCLASS 400 / 495
.~.~ Including means for mounting key cap or key stem

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

472  DF  KEY-BOARD OR KEY LEVER-ACTUATING MECHANISM {12}
490  DF  .~ Key-cap or key-stem structure {5}
495.~.~ Including means for mounting key cap or key stem {1}
495.1  DF  .~.~.~> By spring means

DEFINITION

Classification: 400/495

Including means for mounting key cap or key stem:

(under subclass 490) Subject matter wherein significance is attributed to the manner of connecting said key* cap or said key stem to the key lever that is moved when a key element is pressed.