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Priority to JP5567571ApriorityCriticalpatent/JPS544401B1/ja
Priority to US00275406Aprioritypatent/US3804788A/en
Priority to GB3503972Aprioritypatent/GB1367380A/en
Priority to CA147,968Aprioritypatent/CA994489A/en
Priority to DE2237000Aprioritypatent/DE2237000A1/de
Priority to FR7227166Aprioritypatent/FR2147279B1/fr
Publication of JPS544401B1publicationCriticalpatent/JPS544401B1/ja