Granted Patent
Utility
US 4,583,504 · App. 06/631,496
Lawn mower gear reduction system
Inventor:
Richard L. Morris
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: Jul 16, 1984
Inventor
Richard L. Morris
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.