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Priority to JP14195786UpriorityCriticalpatent/JPS6347472U/ja
Priority to US07/095,034prioritypatent/US4746013A/en
Priority to AT87308071Tprioritypatent/ATE75558T1/de
Priority to EP87308071Aprioritypatent/EP0260898B1/en
Priority to DE8787308071Tprioritypatent/DE3778621D1/de
Priority to KR8715811Uprioritypatent/KR930002286Y1/ko
Publication of JPS6347472UpublicationCriticalpatent/JPS6347472U/ja