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Priority to JP7991872ApriorityCriticalpatent/JPS5245384B2/ja
Priority to US386097Aprioritypatent/US3867849A/en
Priority to SE7310857Aprioritypatent/SE419420B/xx
Priority to DE19732340092prioritypatent/DE2340092C3/de
Publication of JPS4936052ApublicationCriticalpatent/JPS4936052A/ja
Publication of JPS5245384B2publicationCriticalpatent/JPS5245384B2/ja