The Harmonic Telegraph: The Forgotten Submarine Telephone
Elisha Gray, Acoustic Frequencies, and the Bitter Patent War That Birthed Global Telecommunications
Sinopsis del libro
History universally credits Alexander Graham Bell with the invention of the telephone, but the true mechanical foundation of voice transmission was laid by an obscure, brilliant inventor named Elisha Gray. The story of the harmonic telegraph is a thrilling saga of corporate espionage, patent office corruption, and…
Publicación2026
IdiomaEspañol
ISBN9783565461158
SKUBW9783565461158
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