Granted Patent
Utility
US 4,301,686 · App. 06/084,389
Mass rate of flow meter with improved magnetic circuit
Inventor:
Malcolm H. Allen, Jr.
Patented Case
View Patent ↗
Granted: Nov 24, 1981
Filed: Oct 12, 1979
Inventor
Malcolm H. Allen, Jr.
Assignee (at issue)
General Electric Company
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.