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 JP6200472ApriorityCriticalpatent/JPS5630515B2/ja
Priority to US333643Aprioritypatent/US3898653A/en
Priority to DE2308812Aprioritypatent/DE2308812C3/de
Priority to CA164,390*7Aprioritypatent/CA1002158A/en
Priority to FR7306378Aprioritypatent/FR2173214B1/fr
Publication of JPS4922897ApublicationCriticalpatent/JPS4922897A/ja
Publication of JPS5630515B2publicationCriticalpatent/JPS5630515B2/ja
