George E. Barker

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Evanston, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Metal cold forming process and lubricant composition therefor
- Patent number 3,992,303
- Issue date Nov 16, 1976
- Van Straaten Chemical Company
- George E. Barker
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Metal cold forming process and lubricant composition therefor
- Patent number 3,978,702
- Issue date Sep 7, 1976
- Van Straaten Chemical Company
- George E. Barker
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...