Granted Patent
Utility
US 4,583,845 · App. 06/614,945
Photographic printer
Inventors:
Orren J. Lucht, Stephen A. Bartz
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: May 29, 1984
Inventors
Orren J. Lucht
Stephen A. Bartz
Assignee (at issue)
Lucht Engineering, Inc.
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.