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Iwasaki Denki KK
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Iwasaki Denki KK
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Publication date
Application filed by Iwasaki Denki KKfiledCriticalIwasaki Denki KK
Priority to JP10451875ApriorityCriticalpatent/JPS5230079A/en
Publication of JPS5230079ApublicationCriticalpatent/JPS5230079A/en
PURPOSE:To improve the character of radiation only by changing the lighting system without increasing the load of the lump or rising the temperature of the pipe wall.