USD257144SExpiredUtility

Microphone

57
Assignee: PYE ELECTRONIC PROD LTDPriority: Oct 12, 1977Filed: Apr 3, 1978Granted: Sep 30, 1980
Est. expiryOct 12, 1997(expired)· nominal 20-yr term from priority
Inventors:Michael J. Mcgourty
57
PatentIndex Score
6
Cited by
6
References
1
Claims

Claims

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

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