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 JP6528674ApriorityCriticalpatent/JPS5348197B2/ja
Priority to US05/570,375prioritypatent/US3977769A/en
Priority to GB22931/75Aprioritypatent/GB1508029A/en
Priority to FR7516836Aprioritypatent/FR2275794A1/fr
Publication of JPS50155482ApublicationCriticalpatent/JPS50155482A/ja
Publication of JPS5348197B2publicationCriticalpatent/JPS5348197B2/ja