Granted Patent
Utility
US 5,016,871 · App. 07/428,214
Exercise machine resistance controller
Inventors:
William T. Dalebout, Curt Bingham
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Nov 1, 1989
Inventors
William T. Dalebout
Curt Bingham
Assignee (at issue)
Proform Fitness Products, Inc.
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.