USD249778SExpiredUtility

Combined intrusion detector and alarm

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Assignee: HOKUYO AUTOMATIC COPriority: Apr 15, 1977Filed: Apr 15, 1977Granted: Oct 3, 1978
Est. expiryApr 15, 1997(expired)· nominal 20-yr term from priority
Inventors:Toru Kobayakawa
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PatentIndex Score
3
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a combined intrusion detector and alarm, as shown.

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