USD330496SExpiredUtility

Pneumatic grinder

38
Assignee: INGERSOLL RAND COPriority: Oct 11, 1990Filed: Oct 11, 1990Granted: Oct 27, 1992
Est. expiryOct 11, 2010(expired)· nominal 20-yr term from priority
Inventors:Gregory P. AlbertKenneth J. DubuqueBruce D. Fay
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PatentIndex Score
3
Cited by
6
References
1
Claims

Claims

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

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