Granted Patent
Utility
US 4,778,956 · App. 07/116,440
Pressure transducer with switch
Inventors:
Joseph T. Betterton, Alfred H. Glover, Ranald L. Griffin, Anthony J. Kerstiens
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Nov 3, 1987
Inventors
Joseph T. Betterton
Alfred H. Glover
Ranald L. Griffin
Anthony J. Kerstiens
Assignee (at issue)
Chrysler Motors 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.