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Priority to JP1986166783UpriorityCriticalpatent/JPH0140476Y2/ja
Priority to CN198787102607Aprioritypatent/CN87102607A/zh
Priority to IT8720011Aprioritypatent/IT1216921B/it
Priority to EP87303051Aprioritypatent/EP0245946A1/en
Publication of JPS63132597UpublicationCriticalpatent/JPS63132597U/ja
Application grantedgrantedCritical
Publication of JPH0140476Y2publicationCriticalpatent/JPH0140476Y2/ja