Granted Patent
Utility
US 4,481,386 · App. 06/434,953
Multistage rotary switch
Inventor:
Jochen Rose
Patented Case
View Patent ↗
Granted: Nov 6, 1984
Filed: Oct 18, 1982
Inventor
Jochen Rose
Assignee (at issue)
International Standard Electric Corporation
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.