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Priority to JP8408978UpriorityCriticalpatent/JPS5912387Y2/ja
Priority to GB7920279Aprioritypatent/GB2024295B/en
Priority to AU48125/79Aprioritypatent/AU514589B2/en
Priority to PH22676Aprioritypatent/PH20315A/en
Publication of JPS552924UpublicationCriticalpatent/JPS552924U/ja
Application grantedgrantedCritical
Publication of JPS5912387Y2publicationCriticalpatent/JPS5912387Y2/ja