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 JP3871872UpriorityCriticalpatent/JPS5438480Y2/ja
Priority to US00287409Aprioritypatent/US3828902A/en
Publication of JPS48111799UpublicationCriticalpatent/JPS48111799U/ja
Application grantedgrantedCritical
Publication of JPS5438480Y2publicationCriticalpatent/JPS5438480Y2/ja