Granted Patent
Utility
US 5,666,377 · App. 08/340,627
Multiple furnace controller
Inventors:
George Havas, Arthur L. Vaughn
Patented Case
View Patent ↗
Granted: Sep 9, 1997
Filed: Nov 16, 1994
Inventors
George Havas
Arthur L. Vaughn
Assignee (at issue)
Ajax Magnethermic 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.