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Application filed by Mertens & Co KommanditgesellscfiledCriticalMertens & Co Kommanditgesellsc
Priority to AT112569ApriorityCriticalpatent/AT288168B/de
Priority to DE19691913087prioritypatent/DE1913087B2/de
Priority to NL6904052Aprioritypatent/NL6904052A/xx
Priority to DK142969Aprioritypatent/DK125008B/da
Priority to FR6907511Aprioritypatent/FR2004125A7/fr
Priority to SE374269Aprioritypatent/SE345424B/xx
Application grantedgrantedCritical
Publication of AT288168BpublicationCriticalpatent/AT288168B/de