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Aluminum surface cleaning agent
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Patent number 4,886,616
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Issue date Dec 12, 1989
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Amchem Products, Inc.
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Katsuyoshi Yamasoe
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Alkaline tin-plate degreasing detergent
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Patent number 4,756,846
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Issue date Jul 12, 1988
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Amchem Products, Inc.
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Yasuo Matsuura
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Aluminum surface cleaning agent
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Patent number 4,728,456
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Issue date Mar 1, 1988
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Amchem Products, Inc.
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Katsuyoshi Yamasoe
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...