Granted Patent
Utility
US 4,509,737 · App. 06/411,540
Sheet feeding means
Inventor:
Takao Shiozawa
Patented Case
View Patent ↗
Granted: Apr 9, 1985
Filed: Aug 25, 1982
Inventor
Takao Shiozawa
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.