Granted Patent
Utility
US 5,020,008 · App. 07/361,191
Method of calibrating vehicle speed signals
Inventors:
John D. Chambers, Duncan E. Estep, Walter E. Frankiewicz, Ronald W. Friend, James M. Lawson
Patented Case
View Patent ↗
Granted: May 28, 1991
Filed: Jun 5, 1989
Inventors
John D. Chambers
Duncan E. Estep
Walter E. Frankiewicz
Ronald W. Friend
James M. Lawson
Assignee (at issue)
AlliedSignal, 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.