Granted Patent
Utility
US 5,620,402 · App. 08/396,670
Rear deltoid and rowing exercise machine and method of exercising
Inventor:
Roy Simonson
Patented Case
View Patent ↗
Granted: Apr 15, 1997
Filed: Mar 1, 1995
Inventor
Roy Simonson
Assignee (at issue)
Cybex International, 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.