Alphabetical Index Index by Year of Birth
Robert von Lieben
* 1878 Vienna
+ 1913 Vienna
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Robert von Lieben was an Austrian entrepreneur, and self-taught physicist and inventor.
Lieben and his associates Eugen Reisz and Siegmund Strauss invented and produced a gas-filled triode
– the first thermionic valve with a control grid that was designed
specifically for amplification rather than demodulation of signals.
2023 J. Giesen