Granted Patent
Utility
US 4,712,912 · App. 06/837,672
Spectrophotometric image scrambler for full aperture microspectroscopy
Inventor:
Robert G. Messerschmidt
Patented Case
View Patent ↗
Granted: Dec 15, 1987
Filed: Mar 10, 1986
Inventor
Robert G. Messerschmidt
Assignee (at issue)
Spectratech Inc.
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.