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Application filedfiledCritical
Priority to JP13507572UpriorityCriticalpatent/JPS5419874Y2/ja
Priority to DE2358168Aprioritypatent/DE2358168C2/de
Priority to US418283Aprioritypatent/US3887928A/en
Priority to GB5482673Aprioritypatent/GB1444568A/en
Publication of JPS4990016UpublicationCriticalpatent/JPS4990016U/ja
Application grantedgrantedCritical
Publication of JPS5419874Y2publicationCriticalpatent/JPS5419874Y2/ja