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 P ThomsenfiledCriticalP Thomsen
Priority to DK374067ApriorityCriticalpatent/DK115166B/da
Publication of DK115166BpublicationCriticalpatent/DK115166B/da