Darrell J. Ulch

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Cedar Rapids, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustment means for roll crushers with gas hydraulic springs
- Patent number 3,938,732
- Issue date Feb 17, 1976
- Iowa Manufacturing Company
- Vernon L. Schrimper
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...