USD276154SExpiredUtility

Vented woofer frame

37
Individually held — no corporate assignee on recordPriority: May 10, 1982Filed: May 10, 1982Granted: Oct 30, 1984
Est. expiryMay 10, 2002(expired)· nominal 20-yr term from priority
Inventors:Peter H. Werback
37
PatentIndex Score
6
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a vented woofer frame, as shown and described.

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