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Rolling bearing and bearing apparatus
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Patent number 6,715,927
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Issue date Apr 6, 2004
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NTN Corporation
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Hideto Torisawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball screw for vacuum apparatus
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Patent number 5,782,135
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Issue date Jul 21, 1998
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NTN Corporation
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Hiromitsu Kondo
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Linear ball bushing
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Patent number 5,716,140
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Issue date Feb 10, 1998
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NTN Corporation
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Hiromitsu Kondo
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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 5,605,401
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Issue date Feb 25, 1997
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NTN Corporation
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Hiromitsu Kondo
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Rolling bearing with solid lubricant
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Patent number 5,207,513
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Issue date May 4, 1993
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NTN Corporation
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Hiromitsu Kondo
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...