John W. Wray

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Dublin, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for removing stains from steel sheet in a continuous pickli...
- Patent number 6,491,761
- Issue date Dec 10, 2002
- Bethlelem Steel Corporation
- John W. Wray
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...