Elisha Gray (1835-1901), American inventor, presenting

Elisha Gray (1835-1901), American inventor, presenting the caveat for his telephone, 1876. Gray arrived at the US Patent Office at 4pm on 14 February 1876, just two hours after Alexander Graham Bell (1847-1922) had presented his own caveat for a telephone. From Les Nouvelles Conquetes de la Science'. Louis Figuier, (Paris, circa 1890). Engraving

1847-1922 Conquetes Elisha Figuier Nouvelles Patent Presenting

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