US PATENT SUBCLASS 40 / 634
.~ Key identification

Current as of: June, 1999
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40 /   HD   CARD, PICTURE, OR SIGN EXHIBITING

299.01  DF  CHECK, LABEL, OR TAG {53}
634.~ Key identification

DEFINITION

Classification: 40/634

Key identification:

(under subclass 299.01) Devices adapted to be attached to a key or group of keys.

SEE OR SEARCH THIS CLASS, SUBCLASS:

330, for a display medium carried directly upon a key.