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
Application filed by Ver Metallwerke A GfiledCriticalVer Metallwerke A G
Application grantedgrantedCritical
Publication of AT145910BpublicationCriticalpatent/AT145910B/de