Granted Patent
Utility
US 4,732,364 · App. 06/797,601
Wear resistant diamond cladding
Inventors:
Fritz O. Seger, David R. Hall
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Nov 12, 1985
Inventors
Fritz O. Seger
David R. Hall
Assignee (at issue)
Ameron Iron Works USA, 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.