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 JP5214676ApriorityCriticalpatent/JPS52135684A/ja
Priority to US05/738,841prioritypatent/US4063973A/en
Publication of JPS52135684ApublicationCriticalpatent/JPS52135684A/ja
Publication of JPS5619107B2publicationCriticalpatent/JPS5619107B2/ja