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Change speed apparatus for a tractor
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Patent number 4,362,070
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Issue date Dec 7, 1982
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Kubota, Ltd.
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Yoshinobu Murayama
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Agricultural tractor
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Patent number 4,326,597
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Issue date Apr 27, 1982
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Kubota, Ltd.
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Yoshinobu Murayama
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B60 - VEHICLES IN GENERAL
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Transmission for tractors
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Patent number 4,141,424
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Issue date Feb 27, 1979
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Kubota Ltd.
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Yoshinobu Murayama
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B60 - VEHICLES IN GENERAL
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Stepless speed change systems
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Patent number 4,109,550
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Issue date Aug 29, 1978
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Kubota Ltd.
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Yoshinobu Murayama
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...