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 AT2793Dexternal-prioritypatent/AT2793B/de
Application filed by Brueder Demuth FafiledCriticalBrueder Demuth Fa
Application grantedgrantedCritical
Publication of AT2795BpublicationCriticalpatent/AT2795B/de
