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Priority claimed from DK542388Aexternal-prioritypatent/DK160909C/da
Application filed by Boerge Leif NielsenfiledCriticalBoerge Leif Nielsen
Publication of FI911546A7publicationCriticalpatent/FI911546A7/fi
Publication of FI911546A0publicationCriticalpatent/FI911546A0/fi