Gary Mangelsdorf

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Evergreen, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Braking mechanism for in-line skate
- Patent number 5,551,711
- Issue date Sep 3, 1996
- Gary Mangelsdorf
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Braking mechanism for in-line skate
- Patent number 5,397,138
- Issue date Mar 14, 1995
- Gary Mangelsdorf
- A63 - SPORTS GAMES AMUSEMENTS