Granted Patent
Utility
US 4,498,137 · App. 06/370,577
Programmable refiner controller with horsepower-days per ton scaling
Inventor:
Gary Flohr
Patented Case
View Patent ↗
Granted: Feb 5, 1985
Filed: Apr 21, 1982
Inventor
Gary Flohr
Assignee (at issue)
Beloit 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.