Granted Patent
Utility
US 4,453,049 · App. 06/445,802
Arrangement for single line testing
Inventors:
William R. Daniels, John Stewart Young
Patented Case
View Patent ↗
Granted: Jun 5, 1984
Filed: Dec 1, 1982
Inventors
William R. Daniels
John Stewart Young
Assignee (at issue)
GTE Automatic Electric Incorporated
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.