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Priority to JP3683369ApriorityCriticalpatent/JPS4843477B1/ja
Priority to US34506Aprioritypatent/US3691316A/en
Priority to DE2022252Aprioritypatent/DE2022252C3/de
Priority to FR7016809Aprioritypatent/FR2060008B1/fr
Priority to NL7006697.Aprioritypatent/NL157184B/xx
Priority to GB2271870Aprioritypatent/GB1308473A/en
Publication of JPS4843477B1publicationCriticalpatent/JPS4843477B1/ja