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Chappe system

From Wiktionary, the free dictionary

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English

Etymology

Invented by Claude Chappe.

Proper noun

the Chappe system

  1. (historical) A system of telegraphy consisting of a large pivoted beam (the regulator) with an arm at each end (the indicators) which pivoted around the regulator on one extremity.
    Coordinate term: Edelcrantz system

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