Granted Patent
Utility
US 6,019,555 · App. 08/975,520
Debur tool for simultaneously removing burrs from and chamfering a hole in a workpiece
Inventor:
William J. Sadoski
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Nov 20, 1997
Inventor
William J. Sadoski
Assignee (at issue)
Hudson Products Corporation
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.