Robert James Barker

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UP Nately, GB

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Patents Grantslast 30 patents

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- Patent number 8,221,292
- Issue date Jul 17, 2012
- Precor Incorporated
- Robert J. Barker
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

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- Publication number 20110183813
- Publication date Jul 28, 2011
- Precor Incorporated
- Robert James Barker
- A63 - SPORTS GAMES AMUSEMENTS