双眼鏡製造業
By: [henshū Rōdōshō Shokugyō Anteikyoku]
Series: Shokumu kaisetsu -- dai 65-shū
Publisher: Rōdōshō Shokugyō Anteikyoku
Published: 1950
Place of publication: Tokyo
Language: jpn
Number of pages: 178
Subjects: Optical industry; Vocational qualifications
Other titles: Sōgankyō seizōgyō
Notes: Cover title.