USD271089SExpiredUtility

Smoke detector cover

90
Assignee: ISOTEC INDUSTRIES LTDPriority: Feb 17, 1981Filed: Feb 17, 1981Granted: Oct 25, 1983
Est. expiryFeb 17, 2001(expired)· nominal 20-yr term from priority
Inventors:John Mallory
90
PatentIndex Score
30
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a smoke detector cover, as shown and described.

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