Granted Patent
Utility
US 4,760,421 · App. 06/922,731
Graphic printing device including a fiber optic bundle with electronic means for providing coherence
Inventor:
George D. Margolin
Patented Case
View Patent ↗
Granted: Jul 26, 1988
Filed: Oct 24, 1986
Inventor
George D. Margolin
Assignee (at issue)
Photon Devices, Ltd.
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.