ST. LOUIS, MO, US
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Patent Grant
Big River Zinc Corporation
Timothy R. Hymer
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Trademark
Big River Zinc Corporation
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
