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Publication date
Application filedfiledCritical
Priority to JP5186189UpriorityCriticalpatent/JPH0411797Y2/ja
Priority to US07/503,849prioritypatent/US4963886A/en
Priority to DE4042448Aprioritypatent/DE4042448C2/de
Priority to DE4013658Aprioritypatent/DE4013658C2/de
Priority to DE4042449Aprioritypatent/DE4042449C2/de
Priority to KR1019900006166Aprioritypatent/KR940010355B1/ko
Publication of JPH02142037UpublicationCriticalpatent/JPH02142037U/ja
Application grantedgrantedCritical
Publication of JPH0411797Y2publicationCriticalpatent/JPH0411797Y2/ja
Priority to KR1019930013528Aprioritypatent/KR940010359B1/ko
Priority to KR1019930013529Aprioritypatent/KR940010360B1/ko