Study of Zhang Qingxi, 1920: Telecommunications 電信 at Beijing Jiaotong University 交通部交通傳習所/交通部郵電學校/北平交通大學/交通大學北平學校/北京交通大學

 Tertiary study: id 22643
Field(s) / major(s)
Telecommunications 電信
Date awarded
1920
 
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