USD269161SExpiredUtility

Smoke detector

86
Assignee: PITTWAY CORPPriority: Mar 25, 1981Filed: Mar 25, 1981Granted: May 31, 1983
Est. expiryMar 25, 2001(expired)· nominal 20-yr term from priority
Inventors:Kenneth R. Fenne
86
PatentIndex Score
20
Cited by
2
References
1
Claims

Claims

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

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