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 JP1987098931UpriorityCriticalpatent/JP2502371Y2/ja
Publication of JPS645519UpublicationCriticalpatent/JPS645519U/ja
Application grantedgrantedCritical
Publication of JP2502371Y2publicationCriticalpatent/JP2502371Y2/ja
