In 1957, four years before he died, inventor Lee de Forest, who created the Audion radio tube and competed with Marconi and others in a race to bring remote sounds to the masses, appeared on This Is Your Life.
Tags: Lee de Forest
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In 1957, four years before he died, inventor Lee de Forest, who created the Audion radio tube and competed with Marconi and others in a race to bring remote sounds to the masses, appeared on This Is Your Life.
Tags: Lee de Forest