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Priority claimed from DE19803006661external-prioritypatent/DE3006661A1/en
Application filed by Dieter DorschfiledCriticalDieter Dorsch
Priority to FI812023ApriorityCriticalpatent/FI75743C/en
Publication of FI812023LpublicationCriticalpatent/FI812023L/en
Publication of FI75743BpublicationCriticalpatent/FI75743B/en
Application grantedgrantedCritical
Publication of FI75743CpublicationCriticalpatent/FI75743C/en