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Priority claimed from DE19702010694external-prioritypatent/DE2010694B2/de
Application filed by Rheinstahl Ag TransporttechnikfiledCriticalRheinstahl Ag Transporttechnik
Publication of PL73148B3publicationCriticalpatent/PL73148B3/xx
Publication of PL73148B4publicationCriticalpatent/PL73148B4/pl