Granted Patent
Utility
US 5,637,927 · App. 08/628,272
Device for switching control of vehicle accessories between vehicle control stations
Inventors:
Steven J. Stronczek, Richard J. Frigon
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Apr 5, 1996
Inventors
Steven J. Stronczek
Richard J. Frigon
Assignee (at issue)
Sprague Devices, 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.