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
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Application filed by Torsten SwenssonfiledCriticalTorsten Swensson
Priority to SE7900116ApriorityCriticalpatent/SE7900116L/en
Priority to FI794072Aprioritypatent/FI794072A/en
Priority to NO794301Aprioritypatent/NO794301L/en
Priority to PCT/SE1980/000004prioritypatent/WO1980001369A1/en
Priority to DE803026917Aprioritypatent/DE3026917A1/en
Priority to GB8028206Aprioritypatent/GB2050255B/en
Publication of SE7900116LpublicationCriticalpatent/SE7900116L/en