USD340659SExpiredUtility

Smoke detector

Assignee: PITTWAY CORPPriority: Sep 9, 1992Filed: Sep 9, 1992Granted: Oct 26, 1993

Est. expirySep 9, 2012(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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