USD277305SExpiredUtility
Water filter
Est. expiryJul 15, 2002(expired)· nominal 20-yr term from priority
Inventors:Clifford E. Grube
90
PatentIndex Score
27
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a water filter, substantially as shown and described.
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