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 Knud Folmer FolbrikfiledCriticalKnud Folmer Folbrik
Priority to DK39453ApriorityCriticalpatent/DK82573C/da
Application grantedgrantedCritical
Publication of DK82573CpublicationCriticalpatent/DK82573C/da