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Cage mill
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Patent number 4,824,035
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Issue date Apr 25, 1989
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Toshiba Ceramics Co., Ltd.
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Sousuke Naito
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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Cage mill
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Patent number 4,580,736
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Issue date Apr 8, 1986
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Toshiba Ceramics Co., Ltd.
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Hidekazu Takahashi
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...