SPARROWS POINT, MD, US
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Patent Grant
Severstal Sparrows Point, LLC
Henry N. Hahn
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Application
Severstal Sparrows Point LLC
Henry N. Hahn
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
