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Priority to JP1985040422UpriorityCriticalpatent/JPH0513898Y2/ja
Priority to DE8686301768Tprioritypatent/DE3663376D1/de
Priority to EP86301768Aprioritypatent/EP0195585B1/en
Priority to US06/841,157prioritypatent/US4698876A/en
Publication of JPS61157676UpublicationCriticalpatent/JPS61157676U/ja
Priority to US07/214,865prioritypatent/US4876765A/en
Application grantedgrantedCritical
Publication of JPH0513898Y2publicationCriticalpatent/JPH0513898Y2/ja