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 Niels Torben Larsen, Kay Gunnar Thyme-NielsenfiledCriticalNiels Torben Larsen
Priority to DK81746ApriorityCriticalpatent/DK68781C/da
Application grantedgrantedCritical
Publication of DK68781CpublicationCriticalpatent/DK68781C/da