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 JP6646472ApriorityCriticalpatent/JPS5646136B2/ja
Publication of JPS4927225ApublicationCriticalpatent/JPS4927225A/ja
Priority to US05/560,000prioritypatent/US4016406A/en
Publication of JPS5646136B2publicationCriticalpatent/JPS5646136B2/ja