Granted Patent
Utility
US 5,244,446 · App. 07/751,732
Multi-purpose torso exercise apparatus
Inventors:
Timothy S. Engel, Frank W. Campbell, Weston L. Cutter
Patented Case
View Patent ↗
Granted: Sep 14, 1993
Filed: Aug 29, 1991
Inventors
Timothy S. Engel
Frank W. Campbell
Weston L. Cutter
Assignee (at issue)
NordicTrack, 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.