Granted Patent
Utility
US 4,660,040 · App. 06/752,711
Target range sensing apparatus
Inventor:
Norman Grandos
Patented Case
View Patent ↗
Granted: Apr 21, 1987
Filed: Jul 8, 1985
Inventor
Norman Grandos
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.