Granted Patent
Utility
US 4,728,283 · App. 06/918,525
Burner control device, system and method of making the same
Inventors:
Jay R. Katchka, George A. Yeaman, Richard W. McKinney
Patented Case
View Patent ↗
Granted: Mar 1, 1988
Filed: Oct 14, 1986
Inventors
Jay R. Katchka
George A. Yeaman
Richard W. McKinney
Assignee (at issue)
ROBERTSHAW CONTROLS PRIVATE LIMITED
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.