Granted Patent
Utility
US 5,195,600 · App. 07/729,245
Electric drive system for track-laying vehicles
Inventor:
Robert J. Dorgan
Patented Case
View Patent ↗
Granted: Mar 23, 1993
Filed: Jul 11, 1991
Inventor
Robert J. Dorgan
Assignee (at issue)
General Electric Company
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.