Light-bulb, filament, carbon
About 1890
About 1890
1875
circa 1897
1895
1882
1878
1884
1888
1890
circa 1880
1875
1884
circa 1885
1896
1895
1896
1898
1875
1896
1886
1889
1898
1896
1890
1879
1875
1892
1897
1885
1886
1898
1884
1877-1897
1878-1890
1880-1890
1878-1890
1878-1890
1878-1890
1878-1890
1878-1890
1877
1879
1872 (original); 1909 (model)
1955; 1830
1876
circa 1885
1878-1879
1889
1894
2000-100 BCE