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1.

雑誌
雑誌
1. The journal of the Institution of Electrical Engineers. Part III, Radio and communication engineering
Institution of Electrical Engineers
出版情報: London : Institution of Electrical Engineers, 1944-1948
巻次(年次): Vol. 91, no. 16 (Dec. 1944)-v. 95, no. 38 (Nov. 1948)
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2.

雑誌
雑誌
2. Journal of the Institution of Electrical Engineers. Pt. 3, Communication engineering
Institution of Electrical Engineers
出版情報: London : Institution of Electrical Engineers
巻次(年次): Vol. 88 (1941)-v. 91, no. 15 (Sept. 1944)
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