USD453168SExpiredUtility

Air pump

Priority: Jul 20, 2001Filed: Jul 20, 2001Granted: Jan 29, 2002
Est. expiryJul 20, 2021(expired)· nominal 20-yr term from priority
Inventors:John Chou
63
PatentIndex Score
13
Cited by
4
References
1
Claims

Claims

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

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