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Aluminum alloy brazing sheet
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Patent number 6,635,360
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Issue date Oct 21, 2003
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Sky Aluminum Co., Ltd.
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Shinji Takeno
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Apparatus for cutting metal sheet
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Patent number 4,922,778
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Issue date May 8, 1990
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Sky Aluminum Co., Ltd.
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Kiyonori Nagai
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Aluminum alloy material plate for printing
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Patent number 4,861,396
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Issue date Aug 29, 1989
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Fuji Photo Film Co., Ltd.
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Mamoru Matsuo
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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