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 Otto Johannes NielsenfiledCriticalOtto Johannes Nielsen
Priority to DK302056ApriorityCriticalpatent/DK86165C/en
Application grantedgrantedCritical
Publication of DK86165CpublicationCriticalpatent/DK86165C/en