JOURNAL OF THE ILLUMINATING ENGINEERING INSTITUTE OF JAPAN
Online ISSN : 1349-838X
Print ISSN : 0019-2341
ISSN-L : 0019-2341
Deveropment of Table Light with Negative air ions
Yoshinori SugayaTomoteru MoriHisato Nakagawa
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2003 Volume 87 Issue Appendix Pages 47

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© The Illuminating Engineering Institute of Japan
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