Douglas Glass

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Westminster, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
In-line racing skate propulsion device
- Patent number 6,513,815
- Issue date Feb 4, 2003
- Verducci USA LLC
- Douglas Glass
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
In-line racing skate propulsion device
- Publication number 20020008359
- Publication date Jan 24, 2002
- Douglas Glass
- A63 - SPORTS GAMES AMUSEMENTS