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 JP8497568ApriorityCriticalpatent/JPS4831018B1/ja
Priority to CA067976Aprioritypatent/CA921540A/en
Priority to GB5684769Aprioritypatent/GB1249954A/en
Priority to DE19691958534prioritypatent/DE1958534B2/de
Priority to NL6917634Aprioritypatent/NL140097B/xx
Priority to FR6940226Aprioritypatent/FR2023823A1/fr
Publication of JPS4831018B1publicationCriticalpatent/JPS4831018B1/ja