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
Priority to BE795485DpriorityCriticalpatent/BE795485A/xx
Application filedfiledCritical
Priority to JP1141272Aprioritypatent/JPS5233148B2/ja
Publication of JPS4880162ApublicationCriticalpatent/JPS4880162A/ja
Publication of JPS5233148B2publicationCriticalpatent/JPS5233148B2/ja