USD264304SExpiredUtility

Unassembled door knocker unit

64
Assignee: RB TOY DEV COPriority: Jun 27, 1977Filed: Jun 27, 1977Granted: May 11, 1982
Est. expiryJun 27, 1997(expired)· nominal 20-yr term from priority
Inventors:Sam KuppermanDennis Kupperman
64
PatentIndex Score
7
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an unassembled door knocker unit, as shown.

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