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Phosphate coatings for metal surfaces
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Patent number 6,342,107
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Issue date Jan 29, 2002
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Henkel Corporation
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Satoshi Miyamoto
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Phosphate coatings for metal surfaces
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Patent number 4,961,794
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Issue date Oct 9, 1990
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Henkel Corporation
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Satoshi Miyamoto
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Phosphate coatings for metal surfaces
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Patent number 4,838,957
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Issue date Jun 13, 1989
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Amchem Products, Inc.
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Satoshi Miyamoto
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Zinc phosphating method
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Patent number 4,639,295
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Issue date Jan 27, 1987
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Amchem Products, Inc.
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Satoshi Miyamoto
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR