Journal of the Illuminating Engineering Institute of Japan
Online ISSN : 2185-1506
Print ISSN : 0019-2341
ISSN-L : 0019-2341
Progress in Illuminating Engineering and Industry during the Year 1933
Y. OmotoI. Honjoh
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1934 Volume 18 Issue 3 Pages 5-12

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© The Illuminating Engineering Institute of Japan
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