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H. E. George Rommal
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Bethlehem, PA, US
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last 30 patents
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Patent Grant
Coating composition for steel—product, a coated steel produ...
Patent number
6,468,674
Issue date
Oct 22, 2002
Bethlehem Steel Corporation
Fritz J. Friedersdorf
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...