Granted Patent
Utility
US 5,859,405 · App. 08/829,926
Cutting tool precision turning method and apparatus for a heat-treatable steel workpiece
Inventors:
Ulrich Golz, Peter Linden, Xiaoyi Liu, Matthias Merkel, Peter MUELLER-HUMMEL
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: Apr 1, 1997
Inventors
Ulrich Golz
Peter Linden
Xiaoyi Liu
Matthias Merkel
Peter MUELLER-HUMMEL
Assignee (at issue)
Daimler-Benz AG
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.