Granted Patent
Utility
US 5,465,667 · App. 08/171,112
Modular railway maintenance system
Inventors:
Jack K. Hosking, Gunars Eidemanis
Patented Case
View Patent ↗
Granted: Nov 14, 1995
Filed: Dec 21, 1993
Inventors
Jack K. Hosking
Gunars Eidemanis
Assignee (at issue)
Oak Industries Inc.
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.