Journal of the Japan Society for the History of Industrial Technology
Online ISSN : 2758-2248
Print ISSN : 0911-3525
ISSN-L : 0911-3525
Technical Consultation Provided for Small Ironworks Companies by Nagaoka Higher Technical School
Koichi MABUCHIEtsuo YOKOYAMA
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2020 Volume 23 Issue 1 Pages 45-58

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© 2020 The Japan Society for the History of Industrial Technology
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