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Priority claimed from DE19752550954external-prioritypatent/DE2550954C3/en
Priority claimed from DK446076Aexternal-prioritypatent/DK142124C/en
Application filed by Fischer ArturfiledCriticalFischer Artur
Publication of DK456579ApublicationCriticalpatent/DK456579A/en
Publication of DK145026BpublicationCriticalpatent/DK145026B/en
Application grantedgrantedCritical
Publication of DK145026CpublicationCriticalpatent/DK145026C/en