telegraphone (0 synonym found)

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Definition of telegraphone:

(n) : (historical) An early device for recording sound by local magnetization of a steel wire, disk, or ribbon, moved against the pole of a magnet connected electrically with a telephone receiver or similar.

Definition of telegraphone:

(n) : (historical) An early device for recording sound by local magnetization of a steel wire, disk, or ribbon, moved against the pole of a magnet connected electrically with a telephone receiver or similar.

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