Granted Patent
Utility
US 5,927,168 · App. 08/423,617
Tool unit clamping apparatus having improved short stroke locking mechanism
Inventor:
Greg W. Needham
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Apr 17, 1995
Inventor
Greg W. Needham
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.