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 JP19413984UpriorityCriticalpatent/JPS646489Y2/ja
Publication of JPS61109419UpublicationCriticalpatent/JPS61109419U/ja
Application grantedgrantedCritical
Publication of JPS646489Y2publicationCriticalpatent/JPS646489Y2/ja
