USD316024SExpiredUtility

All digital telephone answering device

64
Assignee: PHONEMATE INCPriority: Dec 26, 1989Filed: Dec 26, 1989Granted: Apr 9, 1991
Est. expiryDec 26, 2009(expired)· nominal 20-yr term from priority
Inventors:David A. Sharbaugh
64
PatentIndex Score
10
Cited by
15
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a all digital telephone answering device, as shown and described.

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