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Priority to JP4321773ApriorityCriticalpatent/JPS5244301B2/ja
Priority to CA197,387Aprioritypatent/CA1024866A/en
Priority to US460302Aprioritypatent/US3907610A/en
Priority to FR7413523Aprioritypatent/FR2226481B3/fr
Publication of JPS49129645ApublicationCriticalpatent/JPS49129645A/ja
Publication of JPS5244301B2publicationCriticalpatent/JPS5244301B2/ja