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 JP1988111926UpriorityCriticalpatent/JPH0224642Y2/ja
Priority to KR2019890000245Uprioritypatent/KR920000868Y1/ko
Priority to US07/367,709prioritypatent/US4935717A/en
Publication of JPH01145611UpublicationCriticalpatent/JPH01145611U/ja
Application grantedgrantedCritical
Publication of JPH0224642Y2publicationCriticalpatent/JPH0224642Y2/ja
