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 Erik WernbergfiledCriticalNiels Erik Wernberg
Priority to DK134753ApriorityCriticalpatent/DK81338C/da
Application grantedgrantedCritical
Publication of DK81338CpublicationCriticalpatent/DK81338C/da