Granted Patent
Utility
US 4,944,360 · App. 07/321,831
Platform oriented transportation vehicle
Inventor:
Daniel D. Sturges
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Mar 15, 1989
Inventor
Daniel D. Sturges
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.