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Langbein Pfanhauser Werke AG
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Langbein Pfanhauser Werke AG
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C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
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FR877607D1941-12-091941-12-09
Process for the production, on magnesium and magnesium alloys, of protective layers capable of being dyed
ExpiredFR877607A
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