Granted Patent
Utility
US 5,014,467 · App. 07/257,219
Method and machine for the discontinuous generating grinding with indexing
Inventors:
Udo Luhmer, Udo Schapp
Patented Case
View Patent ↗
Granted: May 14, 1991
Filed: Oct 13, 1988
Inventors
Udo Luhmer
Udo Schapp
Assignee (at issue)
Carl Hurth Maschinen- und Zahnradfabrik GmbH & Co.
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.