Granted Patent
Utility
US 4,864,099 · App. 07/027,744
Water cooled semi-automatic welding gun
Inventors:
Joseph B. Cusick, III, Kyle Steuart, Dale R. Bervig
Patented Case
View Patent ↗
Granted: Sep 5, 1989
Filed: Mar 19, 1987
Inventors
Joseph B. Cusick, III
Kyle Steuart
Dale R. Bervig
Assignee (at issue)
Tweco Products, 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.