Granted Patent
Utility
US 5,394,068 · App. 08/012,364
Automatic initialization in a model railroad motor control system
Inventors:
Frederick E. Severson, Patrick A. Quinn
Patented Case
View Patent ↗
Granted: Feb 28, 1995
Filed: Feb 2, 1993
Inventors
Frederick E. Severson
Patrick A. Quinn
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.