Jigyō taikan
By: [hencho Kawashima Kōichirō].
Contributors: Denji Kōgyō Kenkyūjo.
Publisher: Denji Kōgyō Kenkyūjo
Published: 1943
Place of publication: Tōkyō
Language: jpn
Number of pages: 78
Other titles: Kabushiki Kaisha Denji Kōgyō Kenkyūjo jigyō taikan.
Notes: Colophon title: Kabushiki Kaisha Denji Kōgyō Kenkyūjo jigyō taikan.