Granted Patent
Utility
US 4,259,002 · App. 06/119,242
Plate processing apparatus
Inventors:
Clive S. Thawley, Kenneth Z. Graham, Austin Brittain
Patented Case
View Patent ↗
Granted: Mar 31, 1981
Filed: Feb 7, 1980
Inventors
Clive S. Thawley
Kenneth Z. Graham
Austin Brittain
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.