USD299905SExpiredUtility

Electronic card-operated door lock

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Assignee: ILCO UNICAN INCPriority: Sep 3, 1986Filed: Sep 3, 1986Granted: Feb 21, 1989
Est. expirySep 3, 2006(expired)· nominal 20-yr term from priority
Inventors:Aaron M. FishLeon MayzelsBrian Gosselin
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PatentIndex Score
8
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for electronic card-operated door lock, as shown and described.

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