Granted Patent
Utility
US 5,341,868 · App. 07/996,109
Operating device for air-conditioner
Inventor:
Futoshi Nakata
Patented Case
View Patent ↗
Granted: Aug 30, 1994
Filed: Dec 23, 1992
Inventor
Futoshi Nakata
Assignee (at issue)
Zexel GmbH
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.