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 JP2333588UpriorityCriticalpatent/JPH01128126U/ja
Priority to US07/312,110prioritypatent/US4907446A/en
Priority to KR2019890001881Uprioritypatent/KR920005284Y1/ko
Priority to DE3906344Aprioritypatent/DE3906344A1/de
Publication of JPH01128126UpublicationCriticalpatent/JPH01128126U/ja