Ignace Chappe attempted to increase interest in using the semaphore line for commercial messages, such as commodity prices; however, the business community resisted
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Claude Chappe
Claude Chappe was a French inventor who in 1792 demonstrated a practical semaphore system that eventually spanned all of France. His system consisted of a series of towers, each within line of sight of others, each supporting a wooden mast with two crossarms on pivots that could be placed in various positions. The operator in a tower moved the arms to a sequence of positions, spelling out text mes…
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science · Late 18th-century French inventor · inventor · engineer · also Claude Chappe, Chappe
Born 25 December 1763 · Died 23 January 1805 · Q361305
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1824· 1 entry
1805· 2 entries
Died 1805-01-23.
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Claude Chappe killed himself
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1763· 1 entry
Born 1763-12-25.
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