Gregory Davidzon

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Brooklyn, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Trivia game and method of play
- Patent number 7,762,557
- Issue date Jul 27, 2010
- Gregory Davidzon
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TRIVIA GAME AND METHOD OF PLAY
- Publication number 20100259010
- Publication date Oct 14, 2010
- Gregory Davidzon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Trivia game and method of play
- Publication number 20080054571
- Publication date Mar 6, 2008
- Gregory Davidzon
- A63 - SPORTS GAMES AMUSEMENTS