Summary

交直四重電信法に交流電源として三倍高周波変圧器を用いたる実験

沢山義一 鈴木勇吉 小関昌三 

Vol.18 No.1 pp.25-32

Publication Date:1934/01/01

Online ISSN:2188-2355

Print ISSN:0913-5693

Type of Manuscript:Contribution

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Online ISSN:2188-2355