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Patent applications and USPTO patent grants for Kahelin; Edward W..The latest application filed is for "automated feeder for a ball propelling machine".
Patent | Date |
---|---|
Automated feeder for a ball propelling machine Grant 4,896,646 - Kahelin , et al. January 30, 1 | 1990-01-30 |
Variable double wheel ball propelling machine Grant 4,423,717 - Kahelin January 3, 1 | 1984-01-03 |
Machine for propelling balls of various diameters Grant 3,989,027 - Kahelin November 2, 1 | 1976-11-02 |
Ball Throwing Machine With Barrel Extension Grant 3,838,676 - Kahelin October 1, 1 | 1974-10-01 |
Baseball Pitching Machine Grant 3,552,371 - Kahelin January 5, 1 | 1971-01-05 |
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