Edison and Swan Electric Light Company Edison and Swan Electric Light Company The Edison and Swan Electric Light Company Limited was a manufacturer of incandescent lamp bulbs and other electrical goods. It was formed in 1883 with the name Edison & Swan United Electric Light Company with the merger of the Swan United Electric Company and the Edison Electric Light Company. Thomas Edison established the Edison Electric Light Company in 1878. Joseph Swan established the Swan United Electric Light Company in 1881. In 1882 the American Edison Company of Thomas Edison sued Swan, claiming infringement of Edison's U.S. patent of 1879; however, they never made it
Process of tattooing Thomas Edison's electric engraving pen. This made the process cheaper and faster; it was taken up by the poor and abandoned by the rich. O'Reilly's machine was based on the rotary technology of the electric engraving device invented by Thomas Edison. Modern tattoo machines use electromagnetic coils. The first coil machine was patented by Thomas Riley in London in 1891, using a single coil. The first twin-coil machine, the predecessor of the modern configuration, was invented by another Englishman, Alfred Charles South of London, in 1899. Another tattoo machine was developed 1970-1978 by the German tattoo artists Horst Heinrich Streckenbach