USD332231SExpiredUtility

Fire detector

63
Assignee: NITTAN CO LTDPriority: Oct 22, 1990Filed: Apr 18, 1991Granted: Jan 5, 1993
Est. expiryOct 22, 2010(expired)· nominal 20-yr term from priority
Inventors:Katsuhiro AkimotoNoboru Seino
63
PatentIndex Score
14
Cited by
5
References
1
Claims

Claims

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

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