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Priority to JP10070072UpriorityCriticalpatent/JPS5112284Y2/ja
Priority to US388268Aprioritypatent/US3902666A/en
Priority to GB4025073Aprioritypatent/GB1433219A/en
Priority to AU59739/73Aprioritypatent/AU470669B2/en
Publication of JPS4958121UpublicationCriticalpatent/JPS4958121U/ja
Application grantedgrantedCritical
Publication of JPS5112284Y2publicationCriticalpatent/JPS5112284Y2/ja