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 JP1534572ApriorityCriticalpatent/JPS5145653B2/ja
Priority to US331498Aprioritypatent/US3917477A/en
Priority to FR7305228Aprioritypatent/FR2172244B1/fr
Publication of JPS4885724ApublicationCriticalpatent/JPS4885724A/ja
Priority to US05/574,890prioritypatent/US4022842A/en
Publication of JPS5145653B2publicationCriticalpatent/JPS5145653B2/ja
