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Dale M. Burdt
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North Olmsted, OH, US
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last 30 patents
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Patent Grant
Coating solutions of trivalent chromium for coating zinc and cadmiu...
Patent number
4,263,059
Issue date
Apr 21, 1981
Rohco, Inc.
Donald J. Guhde
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...