Todd Michael Graskewicz

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Clinton Township, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable grip bowling ball kit
- Patent number 6,830,518
- Issue date Dec 14, 2004
- Todd Michael Graskewicz
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Adjustable grip bowling ball kit
- Publication number 20030195051
- Publication date Oct 16, 2003
- Todd Michael Graskewicz
- A63 - SPORTS GAMES AMUSEMENTS