Granted Patent
Utility
US 5,171,196 · App. 07/837,249
Treadmill with variable upper body resistance loading
Inventor:
Robert P. Lynch
Patented Case
View Patent ↗
Granted: Dec 15, 1992
Filed: Feb 14, 1992
Inventor
Robert P. Lynch
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.