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Priority to JP9685972UpriorityCriticalpatent/JPS5640867Y2/ja
Priority to GB3542573Aprioritypatent/GB1435165A/en
Priority to AU58502/73Aprioritypatent/AU469056B2/en
Priority to US383517Aprioritypatent/US3861174A/en
Publication of JPS4956259UpublicationCriticalpatent/JPS4956259U/ja
Application grantedgrantedCritical
Publication of JPS5640867Y2publicationCriticalpatent/JPS5640867Y2/ja