Granted Patent
Utility
US 5,657,787 · App. 08/584,388
Gas pressure reducing regulator
Inventors:
Gregory W. Diehl, Samuel R. Averette
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Jan 11, 1996
Inventors
Gregory W. Diehl
Samuel R. Averette
Assignee (at issue)
THE ESAB GROUP INC.
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.