USD283407SExpiredUtility

Smoke detector

95
Assignee: PITTWAY CORPPriority: Mar 9, 1984Filed: Mar 9, 1984Granted: Apr 15, 1986
Est. expiryMar 9, 2004(expired)· nominal 20-yr term from priority
Inventors:Kenneth R. Fenne
95
PatentIndex Score
38
Cited by
3
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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