Granted Patent
Utility
US 4,599,786 · App. 06/647,314
Grinding machine with apparatus for changing grinding wheel tools and workpieces
Inventor:
Herbert R. Uhtenwoldt
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Sep 4, 1984
Inventor
Herbert R. Uhtenwoldt
Assignee (at issue)
Cincinnatti Milacron 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.