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 JP47112305ApriorityCriticalpatent/JPS58229B2/ja
Priority to GB5172673Aprioritypatent/GB1453963A/en
Priority to CA185,321Aprioritypatent/CA992659A/en
Publication of JPS4969228ApublicationCriticalpatent/JPS4969228A/ja
Publication of JPS58229B2publicationCriticalpatent/JPS58229B2/ja
