Granted Patent
Utility
US 4,901,679 · App. 07/323,296
Spray nozzle assembly for piston cooling
Inventors:
David H. Hodgkins, Leon P. Jahik
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Mar 14, 1989
Inventors
David H. Hodgkins
Leon P. Jahik
Assignee (at issue)
Stanadyne Automotive Corp.
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.