USD321550SExpiredUtility

Water filter

69
Assignee: MOUNTAIN SAFETY RES INCPriority: Jul 12, 1990Filed: Jul 12, 1990Granted: Nov 12, 1991
Est. expiryJul 12, 2010(expired)· nominal 20-yr term from priority
Inventors:Kenneth D. LaughlenDaniel J. VorhisNancy L. DienesJames F. Fife
69
PatentIndex Score
15
Cited by
10
References
1
Claims

Claims

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

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