Granted Patent
Utility
US 5,090,280 · App. 07/497,050
Tool holder assembly with angular adjustment mechanism
Inventor:
Leon G. Kosker
Patented Case
View Patent ↗
Granted: Feb 25, 1992
Filed: Mar 21, 1990
Inventor
Leon G. Kosker
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.