Granted Patent
Utility
US 4,251,683 · App. 06/032,115
Interconnect tail for a membrane switch
Inventors:
Ray L. Oughton, Jr., Willis A. Larson
Patented Case
View Patent ↗
Granted: Feb 17, 1981
Filed: Apr 23, 1979
Inventors
Ray L. Oughton, Jr.
Willis A. Larson
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.