Granted Patent
Utility
US 4,575,625 · App. 06/536,404
Integral hand-held laser scanner
Inventor:
Carl Harry Knowles
Patented Case
View Patent ↗
Granted: Mar 11, 1986
Filed: Sep 27, 1983
Inventor
Carl Harry Knowles
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.