Granted Patent
Utility
US 4,541,797 · App. 06/617,903
Fuel control system having an electrical ignition probe, parts therefor and methods of making the same
Inventor:
Fred Riehl
Patented Case
View Patent ↗
Granted: Sep 17, 1985
Filed: Jun 6, 1984
Inventor
Fred Riehl
Assignee (at issue)
ROBERTSHAW CONTROLS PRIVATE LIMITED
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.