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Priority to JP43091872ApriorityCriticalpatent/JPS4940523B1/ja
Priority to SE6917064Aprioritypatent/SE376856B/xx
Priority to FR6943230Aprioritypatent/FR2027598A1/fr
Priority to DE1962495Aprioritypatent/DE1962495C3/de
Priority to GB1259550Dprioritypatent/GB1259550A/en
Priority to US884897Aprioritypatent/US3698877A/en
Publication of JPS4940523B1publicationCriticalpatent/JPS4940523B1/ja