USD450826SExpiredUtility

Air filter

69
Priority: Jul 24, 1998Filed: Sep 1, 1998Granted: Nov 20, 2001
Est. expiryJul 24, 2018(expired)· nominal 20-yr term from priority
Inventors:Seoung-Wook Song
69
PatentIndex Score
16
Cited by
2
References
1
Claims

Claims

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

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