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 JP269381UpriorityCriticalpatent/JPH037838Y2/ja
Publication of JPS57116826UpublicationCriticalpatent/JPS57116826U/ja
Application grantedgrantedCritical
Publication of JPH037838Y2publicationCriticalpatent/JPH037838Y2/ja