Rudolf Scheidegger

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Feldmeilen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the removal of silver from fixer solutions
- Patent number 4,139,431
- Issue date Feb 13, 1979
- Ciba-Geigy AG
- Rudolf Scheidegger
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR