Granted Patent
Utility
US 4,317,375 · App. 06/125,960
Flowmeter with pressure release
Inventor:
Allen C. Egert
Patented Case
View Patent ↗
Granted: Mar 2, 1982
Filed: Feb 29, 1980
Inventor
Allen C. Egert
Assignee (at issue)
VICTOR EQUIPMENT 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.