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 J FolmerfiledCriticalJ Folmer
Priority to DK23664ApriorityCriticalpatent/DK115069B/da
Publication of DK115069BpublicationCriticalpatent/DK115069B/da