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Application filed by Ingwert HansenfiledCriticalIngwert Hansen
Priority to DK113750ApriorityCriticalpatent/DK78782C/da
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Automatisk virkende Omstyringsmekanisme for Baandløberetningen ved Reklameapparater med et frem- og tilbage bevægeligt, paa Valser opviklet Reklamebaand.