Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP6195588UpriorityCriticalpatent/JPH01170822U/ja
Priority to KR1019880010251Aprioritypatent/KR890004129A/ko
Priority to CN88106536Aprioritypatent/CN1014628B/zh
Publication of JPH01170822UpublicationCriticalpatent/JPH01170822U/ja
Priority to US07/626,330prioritypatent/US5127822A/en