Granted Patent
Utility
US 4,378,762 · App. 06/376,738
Two-stroke internal combustion engine and method of operation thereof
Inventor:
Josef Ehrlich
Patented Case
View Patent ↗
Granted: Apr 5, 1983
Filed: May 10, 1982
Inventor
Josef Ehrlich
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.