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 Odd GuttulsrudfiledCriticalOdd Guttulsrud
Priority to NO397/72ApriorityCriticalpatent/NO130563C/no
Priority to CA161,211Aprioritypatent/CA978560A/en
Priority to US00326015Aprioritypatent/US3850439A/en
Priority to DE19732304466prioritypatent/DE2304466C3/de
Priority to DE19732365630prioritypatent/DE2365630A1/de
Publication of NO130563BpublicationCriticalpatent/NO130563B/no
Publication of NO130563CpublicationCriticalpatent/NO130563C/no