Granted Patent
Utility
US 4,362,324 · App. 06/133,009
Jointed high pressure conduit
Inventor:
John W. Kelly
Patented Case
View Patent ↗
Granted: Dec 7, 1982
Filed: Mar 24, 1980
Inventor
John W. Kelly
Assignee (at issue)
Haskel Engineering & Supply 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.