from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An analogue precursor to the fax machine, transmitting electrical impulses recorded by potentiometers to servomechanisms attached to a pen at the receiving station, thus reproducing a drawing or signature made by the sender.
from the GNU version of the Collaborative International Dictionary of English
- n. A facsimile telegraph for reproducing writing, pictures, maps, etc. In the transmitter the motions of the pencil are communicated by levers to two rotary shafts, by which variations in current are produced in two separate circuits. In the receiver these variations are utilized by electromagnetic devices and levers to move a pen as the pencil moves.
from The Century Dictionary and Cyclopedia
- n. The name given by Elisha Gray to his form of writing- or copying-telegraph.
tele- + autograph (Wiktionary)