Legal status (The legal status 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 status listed.)
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.)
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Priority to JP12101276ApriorityCriticalpatent/JPS5346294A/ja
Priority to GB29389/77Aprioritypatent/GB1577172A/en
Priority to US05/815,360prioritypatent/US4200799A/en
Priority to NL7707884Aprioritypatent/NL7707884A/xx
Priority to DE2732073Aprioritypatent/DE2732073C2/de
Publication of JPS5346294ApublicationCriticalpatent/JPS5346294A/ja
Publication of JPS5742330B2publicationCriticalpatent/JPS5742330B2/ja