Granted Patent
Utility
US 4,779,963 · App. 07/051,639
Optical image amplifier apparatus
Inventor:
Bruno Rhomberg
Patented Case
View Patent ↗
Granted: Oct 25, 1988
Filed: May 20, 1987
Inventor
Bruno Rhomberg
Assignee (at issue)
Gretag Aktiengesellschaft
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.