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Application filedfiledCritical
Priority to JP40562990UpriorityCriticalpatent/JP2503237Y2/ja
Priority to DE69105937Tprioritypatent/DE69105937T2/de
Priority to ES91120989Tprioritypatent/ES2065599T3/es
Priority to EP91120989Aprioritypatent/EP0492221B1/en
Priority to KR1019910023375Aprioritypatent/KR940002199B1/ko
Priority to US07/813,644prioritypatent/US5138751A/en
Publication of JPH0436809UpublicationCriticalpatent/JPH0436809U/ja
Priority to HK85195Aprioritypatent/HK85195A/en
Application grantedgrantedCritical
Publication of JP2503237Y2publicationCriticalpatent/JP2503237Y2/ja