USD530723SExpiredUtility
Cold air box of the air filter
Est. expiryJul 19, 2025(expired)· nominal 20-yr term from priority
Inventors:Jui-Fa Huang
53
PatentIndex Score
9
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a cold air box of the air filter, as shown and described.Join the waitlist — get patent alerts
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