Granted Patent
Utility
US 4,926,039 · App. 07/266,411
Streaking or framing image tube with plural grid control
Inventors:
Brian R. C. Garfield, Mark John Riches
Patented Case
View Patent ↗
Granted: May 15, 1990
Filed: Nov 2, 1988
Inventors
Brian R. C. Garfield
Mark John Riches
Assignee (at issue)
Imco Electro-Optics Limited
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.