Granted Patent
Utility
US 4,750,211 · App. 06/895,591
Method and apparatus for image processing with field portions
Inventor:
William R. Wray
Patented Case
View Patent ↗
Granted: Jun 7, 1988
Filed: Aug 14, 1986
Inventor
William R. Wray
Assignee (at issue)
Polaroid 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.