Granted Patent
Utility
US 4,418,289 · App. 06/223,539
Two stage starter drive system
Inventor:
Harold R. Mortensen
Patented Case
View Patent ↗
Granted: Nov 29, 1983
Filed: Jan 8, 1981
Inventor
Harold R. Mortensen
Assignee (at issue)
Facet Enterprises, Incorporated
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.