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Grease sealed bearing for automobile
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Patent number 6,605,574
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Issue date Aug 12, 2003
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NTN Corporation
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Mitsunari Asao
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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Grease for fan bearing
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Patent number 6,214,774
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Issue date Apr 10, 2001
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NTN Corporation
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Seiichi Nozaki
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C07 - ORGANIC CHEMISTRY
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Bearing for automobile pulleys
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Patent number 6,196,720
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Issue date Mar 6, 2001
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NTN Corporation
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Seiichi Nozaki
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Grease to be sealed in bearing
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Patent number 5,910,470
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Issue date Jun 8, 1999
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NTN Corporation
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Masami Minami
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Idler pulley
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Patent number 5,725,448
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Issue date Mar 10, 1998
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NTN Corporation
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Yoshio Kato
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rolling contact bearing
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Patent number 5,553,949
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Issue date Sep 10, 1996
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NTN Corporation
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Masao Fukuwaka
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...