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.)
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Priority to JP8190671ApriorityCriticalpatent/JPS5217B2/ja
Priority to DE19722249820prioritypatent/DE2249820A1/de
Priority to GB4703372Aprioritypatent/GB1381388A/en
Priority to FR7236397Aprioritypatent/FR2157488A5/fr
Publication of JPS4848435ApublicationCriticalpatent/JPS4848435A/ja
Publication of JPS5217B2publicationCriticalpatent/JPS5217B2/ja