Granted Patent
Utility
US 4,473,849 · App. 06/333,120
System and apparatus for conversion of video signals to film images
Inventor:
John K. Cool
Patented Case
View Patent ↗
Granted: Sep 25, 1984
Filed: Dec 21, 1981
Inventor
John K. Cool
Assignee (at issue)
Image Resource Corporation
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.