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 JP9408571ApriorityCriticalpatent/JPS549489B2/ja
Priority to DE2252737Aprioritypatent/DE2252737A1/de
Priority to US00301512Aprioritypatent/US3820140A/en
Publication of JPS4859829ApublicationCriticalpatent/JPS4859829A/ja
Publication of JPS549489B2publicationCriticalpatent/JPS549489B2/ja