Backus; James H.

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Alexandria, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for uniformly pneumatically dispersing material
- Patent number 4,107,789
- Issue date Aug 15, 1978
- Kilgore; Bevil J.
- Robert McDowell
- B28 - WORKING CEMENT, CLAY, OR STONE