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Priority to JP1985013464UpriorityCriticalpatent/JPH0451251Y2/ja
Priority to US06/812,406prioritypatent/US4745824A/en
Priority to DE19863600185prioritypatent/DE3600185A1/de
Publication of JPS61129961UpublicationCriticalpatent/JPS61129961U/ja
Application grantedgrantedCritical
Publication of JPH0451251Y2publicationCriticalpatent/JPH0451251Y2/ja