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Priority to JP1985095085UpriorityCriticalpatent/JPH0423438Y2/ja
Priority to US06/878,353prioritypatent/US4871901A/en
Priority to EP86304941Aprioritypatent/EP0206827B1/en
Priority to DE8686304941Tprioritypatent/DE3677072D1/de
Publication of JPS624995UpublicationCriticalpatent/JPS624995U/ja
Application grantedgrantedCritical
Publication of JPH0423438Y2publicationCriticalpatent/JPH0423438Y2/ja