Granted Patent
Utility
US 4,875,365 · App. 07/251,155
Method and apparatus for measuring cutting forces of machine tool
Inventors:
John W. Powell, Ted R. Massa
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: Sep 29, 1988
Inventors
John W. Powell
Ted R. Massa
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.