Granted Patent
Utility
US 5,738,569 · App. 08/688,341
Threaded grinding wheel, and method of dressing
Inventor:
Roman Mackowsky
Patented Case
View Patent ↗
Granted: Apr 14, 1998
Filed: Jul 30, 1996
Inventor
Roman Mackowsky
Assignee (at issue)
THE GLEASON WORKS
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.