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 JP1986147555UpriorityCriticalpatent/JPH0332051Y2/ja
Priority to US07/097,773prioritypatent/US4838815A/en
Priority to KR1019870010686Aprioritypatent/KR900005087B1/ko
Publication of JPS6354278UpublicationCriticalpatent/JPS6354278U/ja
Application grantedgrantedCritical
Publication of JPH0332051Y2publicationCriticalpatent/JPH0332051Y2/ja
