Granted Patent
Utility
US 6,609,762 · App. 09/880,532
Walk behind floor stripping machine with hydraulic drive
Inventor:
Martin L. Anderson
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: Jun 13, 2001
Inventor
Martin L. Anderson
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.