Granted Patent
Utility
US 4,910,553 · App. 07/270,408
Copying apparatus with sheet number magnification display
Inventor:
Seiichi Suzuki
Patented Case
View Patent ↗
Granted: Mar 20, 1990
Filed: Nov 7, 1988
Inventor
Seiichi Suzuki
Assignee (at issue)
Konishiroku Photo Industry Co., Ltd.
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.