Granted Patent
Utility
US 4,798,424 · App. 07/101,475
Reversible control console
Inventors:
Donald A. Coates, Philip J. Manthei, Max D. Allen
Patented Case
View Patent ↗
Granted: Jan 17, 1989
Filed: Sep 28, 1987
Inventors
Donald A. Coates
Philip J. Manthei
Max D. Allen
Assignee (at issue)
Speed Queen Company
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.