Granted Patent
Utility
US 5,173,796 · App. 07/703,285
Three dimensional scanning system
Inventors:
Steven G. Palm, Elwin M. Beaty
Patented Case
View Patent ↗
Granted: Dec 22, 1992
Filed: May 20, 1991
Inventors
Steven G. Palm
Elwin M. Beaty
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.