10927424-n 'United States electrical engineer who in 1907 patented the first triode vacuum tube, which made it possible to detect and amplify radio waves (1873-1961)';
Definitions
- Japanese
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米国の電気技師で、1907年に初の三極真空管の特許権を取り、電波を検出、増幅することを可能にした（1873年−1961年）
- Inggeris
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United States electrical engineer who in 1907 patented the first triode vacuum tube, which made it possible to detect and amplify radio waves (1873-1961)
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More detail about the Extended Open Multilingual Wordnet (1.3)
Maintainer:
Francis Bond
<bond@ieee.org>