David L. Machamer

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Malvern, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Replacement wheel and contact ring therefor
- Patent number 7,438,366
- Issue date Oct 21, 2008
- Hutchinson S.A.
- David L. Machamer
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Replacement wheel and contact ring therefor
- Publication number 20070176481
- Publication date Aug 2, 2007
- David L. Machamer
- B60 - VEHICLES IN GENERAL