電氣試驗所報告類一覽
Subtitle: Shōwa 24-nen 1-gatsu genzai
Publisher: Denki Shikenjo
Published: 1949
Place of publication: Tōkyō
Language: jpn
Number of pages: 82
Subjects: Electrical engineering; Periodicals; Indexes
Other titles: Denki Shikenjo hōkokurui ichiran