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Priority to JP3576071ApriorityCriticalpatent/JPS548105B1/ja
Priority to US00253235Aprioritypatent/US3797927A/en
Priority to GB2373772Aprioritypatent/GB1399732A/en
Priority to DE2224694Aprioritypatent/DE2224694C3/de
Publication of JPS548105B1publicationCriticalpatent/JPS548105B1/ja