Mitchell McCallister

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Newton, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Ball pitching machine
- Patent number 7,392,801
- Issue date Jul 1, 2008
- Mitchell McCallister
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Ball pitching machine
- Publication number 20070144505
- Publication date Jun 28, 2007
- Mitchell McCallister
- A63 - SPORTS GAMES AMUSEMENTS