The lamp on the left is an early carbon and rod filament incandescent electric lamp made by the English chemist, Joseph Swan in 1878-1879. The lamp...天鵝, 電燈泡, 早晨
The Edison screw-in bulb was the first light bulb to be manufactured on a large scale. In sending a current to heat a filament, and thus produce...電燈泡
Sir Joseph Wilson Swan invented the incandescent electric lamp in Britain at about the same time as Thomas Edison patented it in the USA. He also...電燈泡
Sir James Swinburne took out over 100 patents, mostly relating to the incandescent- filament lamp. In 1904 he formed the Fireproof Celluloid...電燈泡
Sir Joseph Wilson Swan invented the incandescent electric lamp in Britain at about the same time as Thomas Edison patented it in the USA. He also...
Image of a neon sign for Light's Golden Jubilee sitting in Grant Park, viewed at night, celebrating the 50th anniversary of Thomas Edison's...電燈泡, 湯瑪斯·愛迪生
Thomas Alva Edison American inventor duplex telegraph, the phonograph, the microtelephone and the incandescent lamp was burning from the book "Album...
United Nations Secretary General Ban Ki-moon attends at the signing ceremony of GEF/UNDP/China Programme �Phasing out Incandescent lamps, Promotion...
United Nations Secretary General Ban Ki-moon reacts as he speaks at the signing ceremony of GEF/UNDP/China Programme �Phasing out Incandescent lamps,...
United Nations Secretary General Ban Ki-moon adjusts his earphone as Zhang Yesui , China's Ambassador to United Nations and Xie Zhenghua , vice...
United Nations Secretary General Ban Ki-moon shakes hands with Zhang Yesui, China's Ambassador to United Nations and Xie Zhenghua , vice minister of...
United Nations Secretary General Ban Ki-moon speaks at the signing ceremony of GEF/UNDP/China Programme �Phasing out Incandescent lamps, Promotion of...
Japan's electronics giant Sharp unveils the new LED lamps shaped like ordinary incandescent lamps at the company's showroom in Tokyo on June 11,...
Japan's electronics giant Sharp unveils the new LED lamps shaped like ordinary incandescent lamps at the company's showroom in Tokyo on June 11,...
Japan's electronics giant Sharp unveils the new LED lamps shaped like ordinary incandescent lamps at the company's showroom in Tokyo on June 11,...
Energy-saving light bulbs and an incandescent one are seen on December 17, 2008 in Molsheim, eastern France, at French light bulbs firm Osram...
Commissioner for Energy Andris Pielbags speaks during a press conference on December 8, 2008 on the eco-design directive on light bulbs at the EU...
Light bulbs are pictured on December 7, 2008 in Brussels. The EU was set on December 8, 2008 to fix dates for the gradual banning of traditional...電燈泡
Light bulbs are pictured on December 7, 2008 in Brussels. The EU was set on December 8, 2008 to fix dates for the gradual banning of traditional...電燈泡
Light bulbs are pictured on December 7, 2008 in Brussels. The EU was set on December 8, 2008 to fix dates for the gradual banning of traditional...
woman holding a green energy saving light bulb. grahamstown, eastern cape province, south africa - incandescent bulb 個照片及圖片檔
General Electric clothes driers are sold at a department store July 10, 2008 in Los Angeles, California. General Electric Co. Is exploring options...
General Electric stoves are sold at a department store July 10, 2008 in Los Angeles, California. General Electric Co. Is exploring options for its...
General Electric refrigerators are sold at a department store July 10, 2008 in Los Angeles, California. General Electric Co. Is exploring options for...雪櫃
