USD256917SExpiredUtility

Combination telephone instrument

70
Assignee: INT TELEPHONE AND TELEGRAPH CORPORATIONPriority: Jan 25, 1978Filed: Jan 25, 1978Granted: Sep 16, 1980
Est. expiryJan 25, 1998(expired)· nominal 20-yr term from priority
Inventors:John De FilippisClifford W. Shackelton
70
PatentIndex Score
12
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for combination telephone instrument, substantially as shown and described.

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