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 JP5766772ApriorityCriticalpatent/JPS5012131B2/ja
Priority to GB2670173Aprioritypatent/GB1425617A/en
Priority to DE19732328995prioritypatent/DE2328995A1/de
Priority to IT2512473Aprioritypatent/IT988978B/it
Priority to NL7308115Aprioritypatent/NL7308115A/xx
Priority to FR7321196Aprioritypatent/FR2188083A1/fr
Publication of JPS4917531ApublicationCriticalpatent/JPS4917531A/ja
Publication of JPS5012131B2publicationCriticalpatent/JPS5012131B2/ja