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Priority to JP9845672UpriorityCriticalpatent/JPS5325383Y2/ja
Priority to DE19732340188prioritypatent/DE2340188C3/de
Priority to GB3987473Aprioritypatent/GB1394355A/en
Priority to FR7330820Aprioritypatent/FR2197400A5/fr
Publication of JPS4955676UpublicationCriticalpatent/JPS4955676U/ja
Application grantedgrantedCritical
Publication of JPS5325383Y2publicationCriticalpatent/JPS5325383Y2/ja