Granted Patent
Utility
US 4,548,172 · App. 06/506,941
Ignition-assisted fuel combustion system
Inventor:
John M. Bailey
Patented Case
View Patent ↗
Granted: Oct 22, 1985
Filed: Jun 22, 1983
Inventor
John M. Bailey
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.