USD245677SExpiredUtility

Intrusion detector

42
Assignee: SONTRIX DIV OF PITTWAY CORPORATIONPriority: Mar 25, 1976Filed: Mar 25, 1976Granted: Sep 6, 1977
Est. expiryMar 25, 1996(expired)· nominal 20-yr term from priority
Inventors:Kenneth R. Hackett
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PatentIndex Score
3
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1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an intrusion detector, as shown.

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