Granted Patent
Utility
US 5,134,976 · App. 07/710,070
Internal combustion engine
Inventors:
Stephen J. Towner, George Broughton
Patented Case
View Patent ↗
Granted: Aug 4, 1992
Filed: Jun 4, 1991
Inventors
Stephen J. Towner
George Broughton
Assignee (at issue)
Outboard Marine Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.