USD311401SExpiredUtility

Extension attachment for a telephone earpiece

45
Assignee: CATEY HARRYPriority: Aug 25, 1989Filed: Aug 25, 1989Granted: Oct 16, 1990
Est. expiryAug 25, 2009(expired)· nominal 20-yr term from priority
Inventors:Harry CateyErling C. Hesla
45
PatentIndex Score
6
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an extension attachment for a telephone earpiece, as shown and described.

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