Marvin C. Thomas

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Lyons, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Retractable device and method for providing traction
- Patent number 4,355,451
- Issue date Oct 26, 1982
- Marvin C. Thomas
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Apparatus for selectively providing vehicle traction
- Patent number 4,024,900
- Issue date May 24, 1977
- Marvin C. Thomas
- B60 - VEHICLES IN GENERAL