USD311239SExpiredUtility
Oil filter adaptor for use with an internal combustion engine
Est. expiryMay 9, 2008(expired)· nominal 20-yr term from priority
Inventors:Alan E. Lundquist
54
PatentIndex Score
8
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an oil filter adaptor for use with an internal combustion engine, as shown and described.
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