Granted Patent
Utility
US 5,048,005 · App. 07/419,039
Spindle clamp having a unitary lock member
Inventor:
Donald L. Ekhoff
Patented Case
View Patent ↗
Granted: Sep 10, 1991
Filed: Oct 10, 1989
Inventor
Donald L. Ekhoff
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.