Granted Patent
Utility
US 4,554,600 · App. 06/648,573
Track following code and track following system
Inventor:
Graham P. Sellars
Patented Case
View Patent ↗
Granted: Nov 19, 1985
Filed: Sep 10, 1984
Inventor
Graham P. Sellars
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.