| Patent No. | Patent Title: |
| 4316610 | Segmented elastic cable exerciser bar |
| 4290407 | Archery guiding device for archery bow |
| 4274628 | Weight lifting bar apparatus |
| 4274387 | Slingshot |
| 4273328 | Chest muscle and posture developer |
| 4273094 | Slingshot |
| 4271813 | Batter actuated baseball pitching machine |
| 4272126 | Joggling board for use as exercise device or as item of lawn furn... |
| 4270511 | Apparatus for shooting a curve ball |
| 4270750 | Stationary rope climb exercise device |
| 4269162 | Spring type ball pitching apparatus |
| 4268032 | Expander |
| 4265212 | Hand catapult |
| 4263718 | Archery attachment bracket |
| 4262901 | Safety device for use in bar bell exercises and the like |
| 4262902 | Portable exercise device |
| 4262900 | Playground set |
| 4262648 | Softball pitching machine |
| 4261320 | Compound bow |
| 4261319 | Football passing machines |
| 4258915 | Self-locking portable support structure |
| 4258689 | Cross bows |
| 4257593 | Pneumatic exercising device |
| 4257386 | Bow string drawing and releasing device |
| 4257591 | Elongated exercising device of variable length |
| 4257592 | Exercising apparatus with improvements in handle structure, rope ... |
| 4257590 | Portable home gymnasium |
| 4257385 | Archery bow with thumb receiving opening |
| 4256302 | Variable resistance exercising device |
| 4256300 | Foldable play gym |
| 4253662 | Accessory apparatus for weight lifting |
| 4252101 | Detachable bow mounted quiver |
| 4252314 | Device for performing weight-lifting exercises |
| 4252316 | Weight lifting bar |
| 4252100 | Archery bow with movable handle |
| 4249508 | Spring assembly for ball throwing machines |
| 4249727 | Friction type gymnastic apparatus |
| 4248202 | Disc launcher |
| 4248420 | Dynamic self-resisting exercise chair |
| 4245839 | Exercise device for running in place |
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