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Application filedfiledCritical
Priority to JP8486576UpriorityCriticalpatent/JPS5623983Y2/ja
Priority to US05/725,712prioritypatent/US4088849A/en
Priority to GB39620/76Aprioritypatent/GB1544234A/en
Priority to DE2644171Aprioritypatent/DE2644171B2/de
Publication of JPS533022UpublicationCriticalpatent/JPS533022U/ja
Application grantedgrantedCritical
Publication of JPS5623983Y2publicationCriticalpatent/JPS5623983Y2/ja