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 JP2282872ApriorityCriticalpatent/JPS5423997B2/ja
Priority to FR7300767Aprioritypatent/FR2167910A1/fr
Priority to DE2301080Aprioritypatent/DE2301080A1/de
Publication of JPS4891281ApublicationCriticalpatent/JPS4891281A/ja
Publication of JPS5423997B2publicationCriticalpatent/JPS5423997B2/ja
