Granted Patent
Utility
US 4,947,891 · App. 07/378,972
Fuel control device, fuel control system using the device and method of making the device
Inventor:
Francis S. Genbauffe
Patented Case
View Patent ↗
Granted: Aug 14, 1990
Filed: Jul 12, 1989
Inventor
Francis S. Genbauffe
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.