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19.01.1915: US-Patent auf Neonröhre
Episode 3 min 47s

19.01.1915: US-Patent auf Neonröhre

From Das Kalenderblatt Bayerischer Rundfunk
Für die Einen ist es die Erleuchtung, für die Anderen hat es eher etwas Kaltes, Steriles, gar nicht Gemütliches. Egal, erfunden hat es trotzdem einer: Neonlicht!

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