Robert Casey said:

No one person gave us radio as we know it, it was a chain
of inventors and engineers. And someone else would have
invented the triode if DeForest didn't.

Like von Lieben in Germany in 1906, unaware from DeForest's attempts.
Look up "Relais für undulierende Ströme" on Google.

--
Sander de Waal
" SOA of a KT88? Sufficient. "