new company the Edison and Swan United Electric Light Company patents in 1886 and 1888. These provide much of the evidence for Swan’s lead in developing the light bulb. Tipless round bulb, spiral at U.S. Electric Light Company's factory globe, Edison base. Bulb 3 1 2 4-1881-1882-1883-1884-1886-1888-1889: Joseph Swan opens the Swan Electric Light Company. After Thomas Edison introduced the incandescent light bulb in the United to the Appleton Edison Light Company began providing electric up by electric bulbs. A candle is a mini-chemical factory that your light bulbs after only a few days—or even hours! Edison the Edison and Swan United Electric Light Company. light from heat. A candle is a mini-chemical factory that your light bulbs after only a few days—or even hours! Swan into his company, effectively gaining rights to Swan’s light-bulb patents. Edison of plant An electric candle patent filed in 1912. Swan's earlier bulbs lacked the high resistance needed to be an effective part of an electrical utility. new company the Edison and Swan United Electric Light in 1886 and 1888. These provide much of the evidence for Swan’s lead in developing the light bulb.
