USD317770SExpiredUtility

Crankshaft

59
Assignee: BURKE WILLIAM JPriority: Nov 29, 1988Filed: Nov 29, 1988Granted: Jun 25, 1991
Est. expiryNov 29, 2008(expired)· nominal 20-yr term from priority
Inventors:William J. Burke
59
PatentIndex Score
9
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a crankshaft, as shown.

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