Granted Patent
Utility
US 5,360,204 · App. 08/123,894
Boom and lance for removing slag from crucible
Inventor:
Matthew Mancuso
Patented Case
View Patent ↗
Granted: Nov 1, 1994
Filed: Sep 20, 1993
Inventor
Matthew Mancuso
Assignee (at issue)
Keibler-Thompson 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.