Granted Patent
Utility
US 4,660,773 · App. 06/786,155
Leakproof high pressure nozzle assembly
Inventor:
Thomas A. O'Hanlon
Patented Case
View Patent ↗
Granted: Apr 28, 1987
Filed: Oct 8, 1985
Inventor
Thomas A. O'Hanlon
Assignee (at issue)
Flow Industries, Ltd.
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.