USD496243SExpiredUtility

Pneumatic impact wrench

90
Priority: Dec 23, 2003Filed: Dec 23, 2003Granted: Sep 21, 2004
Est. expiryDec 23, 2023(expired)· nominal 20-yr term from priority
Inventors:Yung-Chao Huang
90
PatentIndex Score
79
Cited by
20
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pneumatic impact wrench, as shown.

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