USD497787SExpiredUtility

Air impact wrench

89
Priority: Mar 9, 2004Filed: Mar 9, 2004Granted: Nov 2, 2004
Est. expiryMar 9, 2024(expired)· nominal 20-yr term from priority
Inventors:Chi-Shen Liao
89
PatentIndex Score
88
Cited by
31
References
1
Claims

Claims

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

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