USD389839SExpiredUtility

Directional microphone

31
Assignee: PICTURETEL CORPPriority: Jan 8, 1997Filed: Jan 8, 1997Granted: Jan 27, 1998
Est. expiryJan 8, 2017(expired)· nominal 20-yr term from priority
Inventors:Edward C. WoodmanSteven L. PottsAdam ReedRussell A. SiggelkoeHong Wang
31
PatentIndex Score
2
Cited by
5
References
1
Claims

Claims

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

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