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 Verner JohansenfiledCriticalVerner Johansen
Priority to DK178750ApriorityCriticalpatent/DK73136C/da
Application grantedgrantedCritical
Publication of DK73136CpublicationCriticalpatent/DK73136C/da