USD309457SExpiredUtility

Internal combustion engine

81
Assignee: BRIGGS & STRATTON CORPPriority: Apr 18, 1988Filed: Apr 18, 1988Granted: Jul 24, 1990
Est. expiryApr 18, 2008(expired)· nominal 20-yr term from priority
Inventors:Glen EifertThomas J. Green
81
PatentIndex Score
21
Cited by
2
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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