USD278739SExpiredUtility

Non-drain valve

63
Assignee: BROWNLINE PIPE INCPriority: Aug 16, 1982Filed: Aug 16, 1982Granted: May 7, 1985
Est. expiryAug 16, 2002(expired)· nominal 20-yr term from priority
Inventors:Cecil Galloway
63
PatentIndex Score
10
Cited by
4
References
1
Claims

Claims

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

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