USD285716SExpiredUtility

Waterbed air purging valve

88
Individually held — no corporate assignee on recordPriority: Jul 25, 1983Filed: Jul 25, 1983Granted: Sep 16, 1986
Est. expiryJul 25, 2003(expired)· nominal 20-yr term from priority
Inventors:Anthony J. Bova
88
PatentIndex Score
27
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a waterbed air purging valve, as shown and described.

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