Ionization of the arc gap by means of heating

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for manufacturing a lamp

    • Patent number 4,458,136
    • Issue date Jul 3, 1984
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Yuji Wagatsuma
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3309564

    • Patent number 3,309,564
    • Issue date Mar 14, 1967
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2009903

    • Patent number 2,009,903
    • Issue date Jul 30, 1935
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents