Granted Patent
Utility
US 5,607,006 · App. 08/339,356
Casting method and apparatus for use therein
Inventor:
Byron W. Koch
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Nov 14, 1994
Inventor
Byron W. Koch
Assignee (at issue)
Doehler-Jarvis Technologies, 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.