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Priority to JP1987006277UpriorityCriticalpatent/JPS63115147U/ja
Priority to US07/145,370prioritypatent/US4834310A/en
Priority to KR1019880000343Aprioritypatent/KR970009131B1/ko
Priority to DE3801571Aprioritypatent/DE3801571A1/de
Priority to GB8801255Aprioritypatent/GB2199805B/en
Publication of JPS63115147UpublicationCriticalpatent/JPS63115147U/ja