Michael B. Calhoun

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Carrollton, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Environmental shield for a truck mounted concrete mixer
- Patent number 6,957,908
- Issue date Oct 25, 2005
- Oshkosh Truck Corporation
- William J. O'Connell
- B28 - WORKING CEMENT, CLAY, OR STONE