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Priority to JP1967082527UpriorityCriticalpatent/JPS4512799Y1/ja
Priority to GB1724568Aprioritypatent/GB1213841A/en
Priority to NL6805295Aprioritypatent/NL6805295A/xx
Priority to FR1559544Dprioritypatent/FR1559544A/fr
Priority to DE19681773197prioritypatent/DE1773197C3/de
Publication of JPS4512799Y1publicationCriticalpatent/JPS4512799Y1/ja