Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4511137 | Compound weight lifting exercising machine | — | 1985-04-16 |
| 4500089 | Weight lifting lower back exercising machine | — | 1985-02-19 |
| 4493485 | Exercising apparatus and method | — | 1985-01-15 |
| 4257592 | Exercising apparatus with improvements in handle structure, rope arrangement, and clamping means | — | 1981-03-24 |