Granted Patent
Utility
US 4,248,532 · App. 05/973,227
Electro-optical distance-measuring system
Inventor:
John C. Nosler
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Dec 26, 1978
Inventor
John C. Nosler
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.