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 Donald Philip Henry JosephsfiledCriticalDonald Philip Henry Josephs
Priority to DK402756ApriorityCriticalpatent/DK87251C/da
Application grantedgrantedCritical
Publication of DK87251CpublicationCriticalpatent/DK87251C/da