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Priority claimed from DE1967E0033671external-prioritypatent/DE1605670B2/en
Application filed by Erlau Ag Eisen DrahtwerkfiledCriticalErlau Ag Eisen Drahtwerk
Publication of DK129565BpublicationCriticalpatent/DK129565B/en
Application grantedgrantedCritical
Publication of DK129565CpublicationCriticalpatent/DK129565C/da