USD270834SExpiredUtility

Acoustic coupler adapter

63
Assignee: BELL TELEPHONE LABORATORIES INCORPORATEDPriority: Oct 5, 1981Filed: Oct 5, 1981Granted: Oct 4, 1983
Est. expiryOct 5, 2001(expired)· nominal 20-yr term from priority
Inventors:Donald M. GenaroGordon E. SylvesterG. Varadarajan
63
PatentIndex Score
9
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an acoustic coupler adapter, substantially as shown and described.

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