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 Frederik UldallfiledCriticalFrederik Uldall
Priority to DK356159ApriorityCriticalpatent/DK91986C/en
Application grantedgrantedCritical
Publication of DK91986CpublicationCriticalpatent/DK91986C/en