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Application filed by Reinhard WirtgenfiledCriticalReinhard Wirtgen
Priority to NO470072ApriorityCriticalpatent/NO134498C/no
Priority to NO744350Aprioritypatent/NO135535C/no
Publication of NO134498BpublicationCriticalpatent/NO134498B/no
Publication of NO134498CpublicationCriticalpatent/NO134498C/no