William James Kirkpatrick

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Kingston, CA

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Patents Grantslast 30 patents

Information Patent Grant
Mandrel for explosive welding tubular members
- Patent number 4,062,570
- Issue date Dec 13, 1977
- Alcan Research and Development Limited
- Wayne Richard Wilson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for explosive welding tubular members using a mandrel
- Patent number 3,985,279
- Issue date Oct 12, 1976
- Alcan Research and Development Limited
- Wayne Richard Wilson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR