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| Number | Title | Issue Date |
| 4819934 | Automated boxing machine The exercise machine of the present invention is comprised of articulated arms which can be moved between retracted cocked positions and extended punching positions in order to simulate the throwing of a punch. The upper portions of the arms are in the fo... | 04/11/1989 |
| 4765609 | Automated boxing machine The exercise machine of the present invention is comprised of articulated arms which can be moved between retracted cocked positions and extended punching positions in order to simulate the throwing of a punch. The upper portions of the arms are in the fo... | 08/23/1988 |
