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 Joergen Petersen SchackfiledCriticalJoergen Petersen Schack
Priority to DK286859ApriorityCriticalpatent/DK90502C/da
Application grantedgrantedCritical
Publication of DK90502CpublicationCriticalpatent/DK90502C/da