Stephen D. Madzuma

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Seattle, WA, US

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Patents Applicationslast 30 patents

Information Patent Application
Paddle ball game
- Publication number 20140054857
- Publication date Feb 27, 2014
- Stephen Dana Madzuma
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Paddleball game
- Publication number 20080167145
- Publication date Jul 10, 2008
- Stephen D. Madzuma
- A63 - SPORTS GAMES AMUSEMENTS