“one to transmit his own handwriting to a distant point over a two-wire circuit.”
Text from Wikipedia, available under CC BY-SA 4.0.
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“one to transmit his own handwriting to a distant point over a two-wire circuit.”
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-22 from Wikipedia. The archived copy is preserved so this citation survives link rot.