sir joseph swan

listen to the pronunciation of sir joseph swan
الإنجليزية - الإنجليزية
born Oct. 31, 1828, Sunderland, Durham, Eng. died May 27, 1914, Warlingham, Surrey English physicist and chemist. By 1871 he had invented the dry photographic plate, an important improvement in photography. He had already produced an early electric lightbulb (1860), and in 1880, independently of Thomas Alva Edison, he produced a carbon-filament incandescent electric lamp. He also patented a process for squeezing nitrocellulose through holes to form fibres, a process that became widely employed in the textile industry
Sir Joseph Wilson Swan
born Oct. 31, 1828, Sunderland, Durham, Eng. died May 27, 1914, Warlingham, Surrey English physicist and chemist. By 1871 he had invented the dry photographic plate, an important improvement in photography. He had already produced an early electric lightbulb (1860), and in 1880, independently of Thomas Alva Edison, he produced a carbon-filament incandescent electric lamp. He also patented a process for squeezing nitrocellulose through holes to form fibres, a process that became widely employed in the textile industry
sir joseph swan

    الواصلة

    sir Jo·seph Swan

    التركية النطق

    sır cōsıf swôn

    النطق

    /ˈsər ˈʤōsəf ˈswôn/ /ˈsɜr ˈʤoʊsəf ˈswɔːn/
المفضلات