Michael John Popenas

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Dearborn, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Ski brake
- Patent number 8,061,731
- Issue date Nov 22, 2011
- Michael John Popenas
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Ski brake
- Publication number 20100171287
- Publication date Jul 8, 2010
- Michael John Popenas
- A63 - SPORTS GAMES AMUSEMENTS