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 JP1986093117UpriorityCriticalpatent/JPH086528Y2/ja
Priority to US06/932,819prioritypatent/US4746466A/en
Priority to KR1019860009947Aprioritypatent/KR930004011B1/ko
Priority to DE19873706593prioritypatent/DE3706593A1/de
Publication of JPS631669UpublicationCriticalpatent/JPS631669U/ja
Application grantedgrantedCritical
Publication of JPH086528Y2publicationCriticalpatent/JPH086528Y2/ja