Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AT533676Aexternal-prioritypatent/AT352585B/de
Priority claimed from FI773652Aexternal-prioritypatent/FI60112C/fi
Priority claimed from DK538377Aexternal-prioritypatent/DK145621C/da
Priority claimed from NLAANVRAGE7713442,Aexternal-prioritypatent/NL173133C/xx
Priority claimed from ZA00777408Aexternal-prioritypatent/ZA777408B/xx
Priority claimed from JP12503378Aexternal-prioritypatent/JPS5552702A/ja
Application filed by Distropat AgfiledCriticalDistropat Ag
Priority to DK409782ApriorityCriticalpatent/DK409782A/da
Publication of DK409782ApublicationCriticalpatent/DK409782A/da