John L. Swanson

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrolytic tinplating and product
- Patent number 5,346,607
- Issue date Sep 13, 1994
- Weirton Steel Corporation
- John L. Swanson
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR