Nankōyō yōsetsu bōshinsen no tekitō na kagaku seibun
By: Motomori Nobuo
Series: Gakujutsubu Dai 4 Shōiinkai hōkoku -- 7
Publisher: Nihon Gakujutsu Shinkōkai
Published: 1939
Place of publication: Tōkyō
Language: jpn
Number of pages: 23
Subjects: Electric welding; Electrodes