| http://www.w3.org/ns/prov#value | - gs for the commercial, military, diesel & marine engine, generator & farm, construction & paper making machinery industries, refiner plates, foundries & metal castings, investment & sand foundry, including steel, stainless steel, low alloy ferrous metals & nonferrous bronze, yellow brass, bronze white & aluminum metals, gray & ductile iron foundry & sandmolds, gray & ductile iron castings & machin
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