USD273457SExpiredUtility

Door closer

Assignee: RYOBI LTDPriority: Dec 24, 1981Filed: May 26, 1982Granted: Apr 17, 1984
Est. expiryDec 24, 2001(expired)· nominal 20-yr term from priority
91
PatentIndex Score
30
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a door closer, as shown and described.

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