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Hitachi Ltd
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Hitachi Ltd
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Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP241877ApriorityCriticalpatent/JPS5388779A/en
Publication of JPS5388779ApublicationCriticalpatent/JPS5388779A/en
PURPOSE: To reduce the size of a radioactive monitoring device by reducing the size of a turntable without lowering the detecting sensitivity by using odd number of collectors at every other internal in means for measuring the radioactive density of radioactive iodine or the like automatically.