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last 30 patents
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Patent Grant
Highly corrosion-resistant surface-treated steel plate
Patent number
4,889,775
Issue date
Dec 26, 1989
Nippon Kokan Kabushiki Kaisha
Takeshi Adaniya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Highly corrosion-resistant surface-treated steel plate
Patent number
4,775,600
Issue date
Oct 4, 1988
Nippon Kokan Kabushiki Kaisha
Takeshi Adaniya
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Process for preparation of highly anticorrosive surface-treated ste...
Patent number
4,659,394
Issue date
Apr 21, 1987
Nippon Kokan Kabushiki Kaisha
Tomihiro Hara
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR