Granted Patent
Utility
US 6,808,438 · App. 10/111,642
Constant spindle power grinding method
Inventor:
Daniel Andrew Mavromichaelis
Patented Case
View Patent ↗
Granted: Oct 26, 2004
Filed: Apr 26, 2002
Inventor
Daniel Andrew Mavromichaelis
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.