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Bearing mechanism
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Patent number 4,371,218
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Issue date Feb 1, 1983
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Ichikawa Iron Works Co., Ltd.
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Michihiro Ichikawa
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Yarn covering apparatus
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Patent number 4,309,867
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Issue date Jan 12, 1982
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Ichikawa; Katsuzo
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Michihiro Ichikawa
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D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
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Bearing assembly
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Patent number 4,249,784
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Issue date Feb 10, 1981
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Ichikawa Iron Works Company Limited
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Michihiro Ichikawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...