Granted Patent
Utility
US 4,343,451 · App. 06/100,500
Sensor retaining system
Inventor:
John L. Armstrong
Patented Case
View Patent ↗
Granted: Aug 10, 1982
Filed: Dec 5, 1979
Inventor
John L. Armstrong
Assignee (at issue)
Burroughs, 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.