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 JP10448987UpriorityCriticalpatent/JPH0528625Y2/ja
Priority to US07/215,833prioritypatent/US4899242A/en
Publication of JPS6412272UpublicationCriticalpatent/JPS6412272U/ja
Application grantedgrantedCritical
Publication of JPH0528625Y2publicationCriticalpatent/JPH0528625Y2/ja
