Lawrence R. Lehman

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Columbus, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Conductive heat seam welding
- Patent number 6,545,244
- Issue date Apr 8, 2003
- Edison Welding Institute
- Jerry E. Gould
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Conductive heat resistance seam welding
- Patent number 6,281,467
- Issue date Aug 28, 2001
- Edison Welding Institute
- Jerry E. Gould
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR