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 JP1972032431UpriorityCriticalpatent/JPS524919Y2/ja
Priority to US00260499Aprioritypatent/US3849703A/en
Publication of JPS48107041UpublicationCriticalpatent/JPS48107041U/ja
Application grantedgrantedCritical
Publication of JPS524919Y2publicationCriticalpatent/JPS524919Y2/ja