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Priority to JP8987972ApriorityCriticalpatent/JPS5218791B2/ja
Priority to FR7238026Aprioritypatent/FR2157982A1/fr
Priority to DE19722252888prioritypatent/DE2252888A1/de
Priority to GB4956272Aprioritypatent/GB1396714A/en
Publication of JPS4942878ApublicationCriticalpatent/JPS4942878A/ja
Publication of JPS5218791B2publicationCriticalpatent/JPS5218791B2/ja