Granted Patent
Utility
US 4,263,596 · App. 06/107,001
Reference station for a distance-measuring system
Inventors:
Manfred Bohm, Gunter Hofgen
Patented Case
View Patent ↗
Granted: Apr 21, 1981
Filed: Dec 26, 1979
Inventors
Manfred Bohm
Gunter Hofgen
Assignee (at issue)
International Standard Electric Corporation
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.