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Lee de Forest
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The life and work of Lee de Forest, predominantly in the first three decades of the 20th century, when he invented the Audion amplifier tube, was at the forefront of radio broadcasting, and helped integrate sound and motion pictures.
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The life and work of Lee de Forest, predominantly in the first three decades of the 20th century, when he invented the Audion amplifier tube, was at the forefront of radio broadcasting, and helped integrate sound and motion pictures.
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