Frederick R. Goodwin

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Arvada, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Cement-based compositions containing tracer material
- Patent number 5,324,356
- Issue date Jun 28, 1994
- ChemRex Inc.
- Frederick R. Goodwin
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES