Granted Patent
Utility
US 6,779,780 · App. 10/154,212
Lift bridge for use with a power unit and a load-lifting jack
Inventor:
Harry H. Arzouman
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: May 23, 2002
Inventor
Harry H. Arzouman
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.