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 Erich Adler, Erhardt WaltherfiledCriticalErich Adler
Priority to DK3056ApriorityCriticalpatent/DK86274C/en
Application grantedgrantedCritical
Publication of DK86274CpublicationCriticalpatent/DK86274C/en