Mark S. Feuer

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Boulder, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Quadrilateral exercise apparatus
- Patent number 5,368,533
- Issue date Nov 29, 1994
- Fittraxx
- Mark S. Feuer
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Cross country ski exercise apparatus
- Patent number 4,960,276
- Issue date Oct 2, 1990
- Fittraxx, Inc.
- Mark S. Feuer
- A63 - SPORTS GAMES AMUSEMENTS