Granted Patent
Utility
US 4,430,963 · App. 06/446,613
System for generating dry coal weight signal for coal feeder and control system based thereon
Inventor:
Alain Finet
Patented Case
View Patent ↗
Granted: Feb 14, 1984
Filed: Dec 3, 1982
Inventor
Alain Finet
Assignee (at issue)
Federal Signal 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.