Granted Patent
Utility
US 4,282,779 · App. 06/087,836
Indexing drive apparatus
Inventor:
Heizaburo Kato
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Oct 24, 1979
Inventor
Heizaburo Kato
Assignee (at issue)
Sankyo Manufacturing 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.