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 JP12208279UpriorityCriticalpatent/JPS6127748Y2/ja
Priority to GB8008763Aprioritypatent/GB2046177B/en
Priority to DE19803010589prioritypatent/DE3010589A1/de
Priority to US06/133,144prioritypatent/US4379646A/en
Publication of JPS5639263UpublicationCriticalpatent/JPS5639263U/ja
Application grantedgrantedCritical
Publication of JPS6127748Y2publicationCriticalpatent/JPS6127748Y2/ja