USD452638SExpiredUtility

Pneumatic grinder

60
Priority: Jun 20, 2001Filed: Jun 20, 2001Granted: Jan 1, 2002
Est. expiryJun 20, 2021(expired)· nominal 20-yr term from priority
Inventors:Lung-Hui Chen
60
PatentIndex Score
11
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for “pneumatic grinder”, as shown and described.

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