Marion J. Witzenburg

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Peoria, IL, US

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Patents Grantslast 30 patents

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Pumpless flow system for a corrosive liquid
- Patent number 4,323,452
- Issue date Apr 6, 1982
- Caterpillar Tractor Co.
- Marion J. Witzenburg
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS