Granted Patent
Utility
US 4,331,275 · App. 06/196,245
Orthogonal film drive
Inventors:
Robert D. Therien, Edward J. Kraemer, Michael W. Rudy
Patented Case
View Patent ↗
Granted: May 25, 1982
Filed: Oct 14, 1980
Inventors
Robert D. Therien
Edward J. Kraemer
Michael W. Rudy
Assignee (at issue)
Terminal Data 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.