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 JP6297381UpriorityCriticalpatent/JPH0113477Y2/ja
Publication of JPS57176768UpublicationCriticalpatent/JPS57176768U/ja
Application grantedgrantedCritical
Publication of JPH0113477Y2publicationCriticalpatent/JPH0113477Y2/ja