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.)
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Priority to JP1381973ApriorityCriticalpatent/JPS5119040B2/ja
Priority to GB1334873Aprioritypatent/GB1381240A/en
Priority to IT2199973Aprioritypatent/IT987040B/it
Priority to CA167,004Aprioritypatent/CA979770A/en
Priority to FR7310512Aprioritypatent/FR2177406A5/fr
Publication of JPS49101599ApublicationCriticalpatent/JPS49101599A/ja
Publication of JPS5119040B2publicationCriticalpatent/JPS5119040B2/ja