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 Baugesellschaft M B H Konrad BfiledCriticalBaugesellschaft M B H Konrad B
Application grantedgrantedCritical
Publication of AT195873BpublicationCriticalpatent/AT195873B/de