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 Rykken & Co AsfiledCriticalRykken & Co As
Priority to NO801336ApriorityCriticalpatent/NO148661C/no
Publication of NO801336LpublicationCriticalpatent/NO801336L/no
Publication of NO148661BpublicationCriticalpatent/NO148661B/no
Publication of NO148661CpublicationCriticalpatent/NO148661C/no