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 JP2855370UpriorityCriticalpatent/JPS4841968Y1/ja
Priority to FR7108032Aprioritypatent/FR2084341A5/fr
Priority to BE764391Aprioritypatent/BE764391A/xx
Priority to DE19712114075prioritypatent/DE2114075B2/de
Publication of JPS4841968Y1publicationCriticalpatent/JPS4841968Y1/ja