USD276417SExpiredUtility

Smoke detector

Assignee: PITTWAY CORPPriority: Sep 16, 1982Filed: Sep 16, 1982Granted: Nov 20, 1984

Est. expirySep 16, 2002(expired)· nominal 20-yr term from priority

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Claims

exact text as granted — not AI-modified

The ornamental design for a smoke detector, as shown and described.

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