Granted Patent
Utility
US 4,699,744 · App. 06/828,056
Method of manufacturing a photographic reflecting support
Inventors:
Takanori Nakadate, Kazuto Kiyohara, Ichiya Harada
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Feb 10, 1986
Inventors
Takanori Nakadate
Kazuto Kiyohara
Ichiya Harada
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.