USD303638SExpiredUtility
Alarm transmitter
Assignee: AMERICAN TELEPHONE & TELEGRAPH COMPANYPriority: Apr 6, 1987Filed: Apr 6, 1987Granted: Sep 26, 1989
Est. expiryApr 6, 2007(expired)· nominal 20-yr term from priority
96
PatentIndex Score
64
Cited by
10
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an alarm transmitter, as shown and described.
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