Granted Patent
Utility
US 4,354,649 · App. 06/109,389
Arrangement for continuously controlling track-bound vehicles
Inventors:
Eduard Murr, Siegfried Gersting, Helmut bel, Alan C. Knight
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Jan 3, 1980
Inventors
Eduard Murr
Siegfried Gersting
Helmut bel
Alan C. Knight
Assignee (at issue)
International Standard Electric Corporation
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.