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 JP4099573UpriorityCriticalpatent/JPS49141753U/ja
Priority to DE19742407295prioritypatent/DE2407295A1/de
Priority to FR7405344Aprioritypatent/FR2218648A1/fr
Publication of JPS49141753UpublicationCriticalpatent/JPS49141753U/ja