Karl N. Gutzke

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Irving, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Additive system and method for extending the service life of petrol...
- Patent number 5,700,765
- Issue date Dec 23, 1997
- NCH Corporation
- John Franklin Barnes
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...