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 M H LorentsenfiledCriticalM H Lorentsen
Publication of DK140604BpublicationCriticalpatent/DK140604B/da
Application grantedgrantedCritical
Publication of DK140604CpublicationCriticalpatent/DK140604C/da