Granted Patent
Utility
US 4,393,985 · App. 06/233,367
Ladle shroud support assembly
Inventors:
Rudi Muller, Wolfgang Loser
Patented Case
View Patent ↗
Granted: Jul 19, 1983
Filed: Feb 11, 1981
Inventors
Rudi Muller
Wolfgang Loser
Assignee (at issue)
Vesuvius International Corporation
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.