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 JP6504878ApriorityCriticalpatent/JPS54156531A/ja
Priority to US06/042,779prioritypatent/US4273424A/en
Publication of JPS54156531ApublicationCriticalpatent/JPS54156531A/ja
Publication of JPS5549285B2publicationCriticalpatent/JPS5549285B2/ja