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 JP475172ApriorityCriticalpatent/JPS522508B2/ja
Priority to DE19722251114prioritypatent/DE2251114C3/de
Priority to GB4867372Aprioritypatent/GB1340665A/en
Priority to CH1589772Aprioritypatent/CH543345A/de
Publication of JPS4874680ApublicationCriticalpatent/JPS4874680A/ja
Publication of JPS522508B2publicationCriticalpatent/JPS522508B2/ja