USD246369SExpiredUtility

Tap transducer intercom

22
Assignee: O'BRIEN DECEASED GERARD JPriority: Oct 8, 1975Filed: Oct 8, 1975Granted: Nov 15, 1977
Est. expiryOct 8, 1995(expired)· nominal 20-yr term from priority
Inventors:Gerard J. O'Brien, DeceasedBy Catherine H. O'Brien, Executrix
22
PatentIndex Score
1
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a tap transducer intercom, substantially as shown and described.

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