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 JP1966573ApriorityCriticalpatent/JPS539028B2/ja
Priority to FR7340113Aprioritypatent/FR2206581B1/fr
Priority to DE19732356661prioritypatent/DE2356661C3/de
Priority to CA185,564Aprioritypatent/CA996625A/en
Priority to GB5267273Aprioritypatent/GB1443542A/en
Publication of JPS49108874ApublicationCriticalpatent/JPS49108874A/ja
Publication of JPS539028B2publicationCriticalpatent/JPS539028B2/ja