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Priority claimed from DE19722254426external-prioritypatent/DE2254426C3/de
Priority claimed from DE2262040Aexternal-prioritypatent/DE2262040C3/de
Application filed by Delog Detag Flachglas AgfiledCriticalDelog Detag Flachglas Ag
Priority to DK220376ApriorityCriticalpatent/DK220376A/da
Publication of DK220376ApublicationCriticalpatent/DK220376A/da