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 Alfred ChampionfiledCriticalAlfred Champion
Priority to DK377856ApriorityCriticalpatent/DK85502C/en
Application grantedgrantedCritical
Publication of DK85502CpublicationCriticalpatent/DK85502C/en