Category:1849 in technology

Technology in the 1840s : ←; 1840; 1841; 1842; 1843; 1844; 1845; 1846; 1847; 1848; 1849; →

Subcategories

This category has the following 4 subcategories, out of 4 total.

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1849 books about technology (1 C)

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Media in category "1849 in technology"

This category contains only the following file.

Breguet - Télégraphie électrique, 1849.djvu 1,577 × 2,500, 88 pages; 1.39 MB

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