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Carl A. Roloff
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Nashotah, WI, US
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last 30 patents
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Patent Grant
Roller conveyor-classifier
Patent number
4,291,808
Issue date
Sep 29, 1981
Allis-Chalmers Corporation
Carl A. Roloff
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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Patent Grant
Grinding mill trunnion discharger to opposite facing screens
Patent number
4,010,904
Issue date
Mar 8, 1977
Allis-Chalmers Corporation
David M. Kjos
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...