Granted Patent
Utility
US 5,941,664 · App. 08/923,180
Toolholder having impeller-type coolant inducer
Inventor:
Gary L. Morsch
Patented Case
View Patent ↗
Granted: Aug 24, 1999
Filed: Sep 4, 1997
Inventor
Gary L. Morsch
Assignee (at issue)
KENNAMETAL 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.