Granted Patent
Utility
US 4,531,492 · App. 06/593,982
Fuel injection timing and governor control apparatus
Inventor:
Dennis H. Gibson
Patented Case
View Patent ↗
Granted: Jul 30, 1985
Filed: Mar 27, 1984
Inventor
Dennis H. Gibson
Assignee (at issue)
Caterpillar Tractor Co.
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.