Granted Patent
Utility
US 4,291,582 · App. 06/084,398
Mass rate of flow meter with phase shift compensation
Inventors:
Colby E. Buzzell, Malcolm H. Allen, Jr.
Patented Case
View Patent ↗
Granted: Sep 29, 1981
Filed: Oct 12, 1979
Inventors
Colby E. Buzzell
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.