John G. Pennant-Jones

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Oceanside, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Team game play-by-play strategy indicator
- Patent number 5,582,128
- Issue date Dec 10, 1996
- Wollan, Pennant-Jones, & Dostart
- Donald N. Wollan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS