Rolf Radahl

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Rakkestad, NO

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Patents Grantslast 30 patents

Information Patent Grant
Crust-breaking machine
- Patent number 4,019,973
- Issue date Apr 26, 1977
- A/S Ardal og Sunndal Verk
- Rolf Natvik
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR