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Application filed by Werner Kochmann, Walter Steinke, Wilfried Kramer, Attilio FormigonifiledCriticalWerner Kochmann
Priority to DD20231577ApriorityCriticalpatent/DD134183A1/de
Priority to IT7830326Aprioritypatent/IT7830326A0/it
Publication of DD134183A1publicationCriticalpatent/DD134183A1/de