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Steering device
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Patent number 8,931,364
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Issue date Jan 13, 2015
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Yamada Manufacturing Co., Ltd.
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Kouji Hirooka
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Steering apparatus
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Patent number 8,869,647
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Issue date Oct 28, 2014
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Yamada Manufacturing Co., Ltd.
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Kouji Hirooka
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Steering apparatus
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Patent number 8,522,639
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Issue date Sep 3, 2013
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Yamada Manufacturing Co., Ltd.
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Kouji Hirooka
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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