Granted Patent
Utility
US 4,133,039 · App. 05/740,321
True mean rate measuring system
Inventor:
Dennis P. Eichenlaub
Patented Case
View Patent ↗
Granted: Jan 2, 1979
Filed: Nov 9, 1976
Inventor
Dennis P. Eichenlaub
Assignee (at issue)
Westinghouse Electric Company LLC
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.