Russ Knapp

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Downingtown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Instant-win lottery ticket allowing keyless validation and method f...
- Patent number 7,311,599
- Issue date Dec 25, 2007
- Gtech Rhode Island Corporation
- Russ Knapp
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Instant-win lottery ticket allowing keyless validation and method f...
- Publication number 20080106034
- Publication date May 8, 2008
- Russ Knapp
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Instant-win lottery ticket allowing keyless validation and method f...
- Publication number 20040023711
- Publication date Feb 5, 2004
- Russ Knapp
- A63 - SPORTS GAMES AMUSEMENTS