USD266085SExpiredUtility

Telephone handset amplifier

44
Assignee: PROCTOR & ASS COMPANYPriority: Apr 30, 1979Filed: Apr 30, 1979Granted: Sep 7, 1982
Est. expiryApr 30, 1999(expired)· nominal 20-yr term from priority
Inventors:Leslie Perhacs
44
PatentIndex Score
3
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a telephone handset amplifier, as shown.

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