Granted Patent
Utility
US 5,333,841 · App. 07/988,450
Nozzle insert for use in metal scarfing apparatus
Inventors:
Michael S. Showalter, John G. Dawson, Jr., Frank J. Gusky
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Dec 10, 1992
Inventors
Michael S. Showalter
John G. Dawson, Jr.
Frank J. Gusky
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.