Robert Wendell Sterrett

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Dunwoody, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Low density insulating compositions containing combusted bark parti...
- Patent number 4,166,749
- Issue date Sep 4, 1979
- W. R. Grace & Co.
- Robert W. Sterrett
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Growing medium containing combusted bark particles
- Patent number 4,067,716
- Issue date Jan 10, 1978
- W. R. Grace & Co.
- Robert Wendell Sterrett
- C05 - FERTILISERS MANUFACTURE THEREOF