Granted Patent
Utility
US 4,556,333 · App. 06/722,423
Information printing methods and apparatus
Inventor:
Rafn Stefansson
Patented Case
View Patent ↗
Granted: Dec 3, 1985
Filed: Apr 12, 1985
Inventor
Rafn Stefansson
Assignee (at issue)
Bell and Howell, LLC
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.