USD330897SExpiredUtility

Internal combustion engine

94
Assignee: THE TORO COPriority: Nov 19, 1990Filed: Nov 19, 1990Granted: Nov 10, 1992
Est. expiryNov 19, 2010(expired)· nominal 20-yr term from priority
Inventors:Robert B. CarlsonDarrell W. Hinklin
94
PatentIndex Score
51
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an internal combustion engine, as shown.

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