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Inventor: Ketter; Karl N.
Address: Roseville, MN
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4948121 |
Exercise machine |
August 14, 1990 |
| An improved adjustable exercise machine for safe, smooth and comfortable aerobic conditioning has a frame assembly, a pair of foot skates with rollers attached to each skate permitting the skates to be movably mounted on the frame assembly and a pair of arm pole mechanisms attached to th |
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