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 JP2915189UpriorityCriticalpatent/JPH02119974U/ja
Priority to US07/493,668prioritypatent/US5024185A/en
Priority to KR2019900002987Uprioritypatent/KR950000094Y1/ko
Priority to DE4008539Aprioritypatent/DE4008539C2/de
Publication of JPH02119974UpublicationCriticalpatent/JPH02119974U/ja