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Priority to JP878086UpriorityCriticalpatent/JPH0230665Y2/ja
Priority to KR1019870000524Aprioritypatent/KR940000401B1/ko
Priority to US07/007,272prioritypatent/US4807446A/en
Publication of JPS62120147UpublicationCriticalpatent/JPS62120147U/ja
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Publication of JPH0230665Y2publicationCriticalpatent/JPH0230665Y2/ja