USD491036SExpiredUtility

Pneumatic hammer

Priority: Sep 24, 2001Filed: Sep 24, 2001Granted: Jun 8, 2004
Est. expirySep 24, 2021(expired)· nominal 20-yr term from priority
Inventors:Kuan Lin Wang
36
PatentIndex Score
4
Cited by
18
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pneumatic hammer, as shown and described.

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