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 JP8949668UpriorityCriticalpatent/JPS488151Y1/ja
Priority to US865814Aprioritypatent/US3670158A/en
Priority to GB50350/69Aprioritypatent/GB1286129A/en
Priority to DE1952027Aprioritypatent/DE1952027C3/de
Priority to FR6935285Aprioritypatent/FR2020755A1/fr
Priority to BE740331Dprioritypatent/BE740331A/fr
Publication of JPS488151Y1publicationCriticalpatent/JPS488151Y1/ja