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Application filedfiledCritical
Priority to JP12499478UpriorityCriticalpatent/JPS6331223Y2/ja
Priority to US06/073,526prioritypatent/US4291345A/en
Priority to DE2936636Aprioritypatent/DE2936636C2/de
Publication of JPS5544443UpublicationCriticalpatent/JPS5544443U/ja
Application grantedgrantedCritical
Publication of JPS6331223Y2publicationCriticalpatent/JPS6331223Y2/ja