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 JP14971677UpriorityCriticalpatent/JPS5648006Y2/ja
Publication of JPS5477785UpublicationCriticalpatent/JPS5477785U/ja
Application grantedgrantedCritical
Publication of JPS5648006Y2publicationCriticalpatent/JPS5648006Y2/ja