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 JP4173873ApriorityCriticalpatent/JPS5310201B2/ja
Priority to GB1582774Aprioritypatent/GB1462997A/en
Priority to DE2417838Aprioritypatent/DE2417838C3/de
Publication of JPS49127008ApublicationCriticalpatent/JPS49127008A/ja
Publication of JPS5310201B2publicationCriticalpatent/JPS5310201B2/ja