combined thermal and magnetic

Patents Grantslast 30 patents

  • Information Patent Grant

    High pressure metal vapor discharge lamp

    • Patent number 5,138,231
    • Issue date Aug 11, 1992
    • Iwasaki Electric Co., Ltd.
    • Takenobu Iida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3397343

    • Patent number 3,397,343
    • Issue date Aug 13, 1968
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3086141

    • Patent number 3,086,141
    • Issue date Apr 16, 1963
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2711489

    • Patent number 2,711,489
    • Issue date Jun 21, 1955
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2512268

    • Patent number 2,512,268
    • Issue date Jun 20, 1950
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2491858

    • Patent number 2,491,858
    • Issue date Dec 20, 1949
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2483225

    • Patent number 2,483,225
    • Issue date Sep 27, 1949
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2482442

    • Patent number 2,482,442
    • Issue date Sep 20, 1949
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2394436

    • Patent number 2,394,436
    • Issue date Feb 5, 1946
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    1993111

    • Patent number 1,993,111
    • Issue date Mar 5, 1935
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    1913181

    • Patent number 1,913,181
    • Issue date Jun 6, 1933
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR