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
Publication of NO160966BpublicationCriticalpatent/NO160966B/no
Priority claimed from NO823407Aexternal-prioritypatent/NO161032C/no
Publication of NO863205LpublicationCriticalpatent/NO863205L/no
Application filed by Viskase CorpfiledCriticalViskase Corp
Priority to NO863205ApriorityCriticalpatent/NO160966C/no
Publication of NO863205D0publicationCriticalpatent/NO863205D0/no
Publication of NO160966CpublicationCriticalpatent/NO160966C/no