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High strength stainless steel
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Patent number 4,849,166
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Issue date Jul 18, 1989
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Nisshin Steel Company, Ltd.
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Kazuo Hoshino
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Slicing saw blade
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Patent number 4,847,168
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Issue date Jul 11, 1989
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Nisshin Steel Co., Ltd.
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Sadao Hirotsu
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Corrosion resistant alloy
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Patent number 4,652,428
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Issue date Mar 24, 1987
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Nisshin Steel Co., Ltd.
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Shigeaki Maruhashi
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Corrosion resistant alloy
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Patent number 4,581,066
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Issue date Apr 8, 1986
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Nisshin Steel Co., Ltd.
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Shigeaki Maruhashi
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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