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Priority to JP1975001249UpriorityCriticalpatent/JPS5520935Y2/ja
Priority to GB4855575Aprioritypatent/GB1524229A/en
Priority to AU87135/75Aprioritypatent/AU495374B2/en
Priority to US05/637,656prioritypatent/US4050724A/en
Publication of JPS5186397UpublicationCriticalpatent/JPS5186397U/ja
Application grantedgrantedCritical
Publication of JPS5520935Y2publicationCriticalpatent/JPS5520935Y2/ja