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Hammermill
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Patent number 5,722,607
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Issue date Mar 3, 1998
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Sivyer Steel Corporation
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Uwe Hellmich
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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Hammermill
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Patent number 5,598,981
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Issue date Feb 4, 1997
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Sivyer Steel Corporation
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Uwe Hellmich
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...