Granted Patent
Utility
US 4,287,984 · App. 06/115,807
Belt with plural layers used in the automatic document feeding apparatus
Inventors:
Syuzi Okamoto, Naoto Mukai
Patented Case
View Patent ↗
Granted: Sep 8, 1981
Filed: Jan 28, 1980
Inventors
Syuzi Okamoto
Naoto Mukai
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.