電解蓄電器製造業
By: henshū Rōdōshō Shokugyō Anteikyoku
Series: Shokumu kaisetsu -- dai 18-shū
Publisher: Rōdōshō Shokugyō Anteikyoku
Published: 1950
Place of publication: Tokyo]
Language: jpn
Number of pages: 97
Subjects: Electrologists; Job descriptions; Vocational qualifications
Other titles: Denkai chikudenki seizōgyō
Notes: Cover title.