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 Siefvert & Fornander AbfiledCriticalSiefvert & Fornander Ab
Priority to DK398648ApriorityCriticalpatent/DK79458C/en
Application grantedgrantedCritical
Publication of DK79458CpublicationCriticalpatent/DK79458C/en