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Application filedfiledCritical
Priority to JP1976099088UpriorityCriticalpatent/JPS5652884Y2/ja
Priority to DE2730691Aprioritypatent/DE2730691C2/de
Priority to AU26898/77Aprioritypatent/AU510723B2/en
Priority to CH875577Aprioritypatent/CH622180A5/de
Publication of JPS5316687UpublicationCriticalpatent/JPS5316687U/ja
Priority to US06/005,867prioritypatent/US4274415A/en
Application grantedgrantedCritical
Publication of JPS5652884Y2publicationCriticalpatent/JPS5652884Y2/ja