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Grinding mill apparatus
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Patent number 4,648,561
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Issue date Mar 10, 1987
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Allis-Chalmers Corporation
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Raymond C. Jenness
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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Ball discharger for grinding mill
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Patent number 4,116,391
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Issue date Sep 26, 1978
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Allis-Chalmers Corporation
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Raymond C. Jenness
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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