Granted Patent
Utility
US 4,626,099 · App. 06/788,283
Film duplication system for microimage recorders
Inventors:
Robert D. Zuelke, Paul Friedrich, David G. Stites
Patented Case
View Patent ↗
Granted: Dec 2, 1986
Filed: Oct 17, 1985
Inventors
Robert D. Zuelke
Paul Friedrich
David G. Stites
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.