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 JP1988033158UpriorityCriticalpatent/JPH0729251Y2/ja
Priority to KR2019890002784Uprioritypatent/KR950007144Y1/ko
Priority to US07/323,783prioritypatent/US5022372A/en
Publication of JPH01136674UpublicationCriticalpatent/JPH01136674U/ja
Application grantedgrantedCritical
Publication of JPH0729251Y2publicationCriticalpatent/JPH0729251Y2/ja