Granted Patent
Utility
US 4,373,486 · App. 06/223,779
Rotational position and velocity sensing apparatus
Inventors:
Gary R. Nichols, John J. Kozlowski
Patented Case
View Patent ↗
Granted: Feb 15, 1983
Filed: Jan 9, 1981
Inventors
Gary R. Nichols
John J. Kozlowski
Assignee (at issue)
Magnavox Government and Industrial Electronics Company
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.