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 Ludvig Petersen IngenioerfiledCriticalLudvig Petersen Ingenioer
Priority to DK596967ApriorityCriticalpatent/DK120990C/da
Publication of DK120990BpublicationCriticalpatent/DK120990B/da
Application grantedgrantedCritical
Publication of DK120990CpublicationCriticalpatent/DK120990C/da