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 Machf Gebr Stork & Co N VfiledCriticalMachf Gebr Stork & Co N V
Application grantedgrantedCritical
Publication of DK69801CpublicationCriticalpatent/DK69801C/da