Sumitomo Denkō, kigyōnai benchā
Subtitle: dokyumento
By: Miyazaki Masahiro.
Series: Jōhō o sakidorisuru sugoude no otokotachi -- 2
Publisher: Kanki Shuppan
Published: 1985
Place of publication: Tōkyō
Language: jpn
Number of pages: 215
Subjects: Sumitomo Denki Kōgyō Kabushiki Kaisha.; Fiber optics industry -- Japan.
Notes: Imprint date from jacket.