USD322969SExpiredUtility

Piston or similar article

62
Assignee: CATERPILLAR INCPriority: Oct 21, 1988Filed: Oct 21, 1988Granted: Jan 7, 1992
Est. expiryOct 21, 2008(expired)· nominal 20-yr term from priority
Inventors:Benny BallheimerKenton EricksonJames A. Green, IiStephen G. Shoup
62
PatentIndex Score
10
Cited by
16
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a piston or similar article, as shown and described.

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