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 JP4655470ApriorityCriticalpatent/JPS4929572B1/ja
Priority to US00144187Aprioritypatent/US3759154A/en
Publication of JPS4929572B1publicationCriticalpatent/JPS4929572B1/ja