Granted Patent
Utility
US 6,601,856 · App. 09/951,075
Method and device for the dynamic lubrication of a power chuck
Inventor:
Erwin Bohler
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Sep 13, 2001
Inventor
Erwin Bohler
Assignee (at issue)
Forkardt Schweiz 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.