Differential transformer

Patents Grantslast 30 patents

  • Information Patent Grant

    Article having a located and clamped cylindrical object therein

    • Patent number 6,519,864
    • Issue date Feb 18, 2003
    • General Electric Company
    • Daniel Edward Jones
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method and system for measurement of internal tube dimensions withi...

    • Patent number 5,299,359
    • Issue date Apr 5, 1994
    • Computalog Research, Inc.
    • James D. Estes
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Variable inductance transducers

    • Patent number 5,136,789
    • Issue date Aug 11, 1992
    • System E Controls Limited
    • Barrie C. Burton
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Injector height measuring tool assembly

    • Patent number 4,503,619
    • Issue date Mar 12, 1985
    • Snap-on Tools Corporation
    • Richard C. Nelsen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Apparatus for measuring the diameter of a borehole

    • Patent number 4,407,157
    • Issue date Oct 4, 1983
    • Dresser Industries, Inc.
    • Heinz D. Lichtenberg
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Angle measuring device

    • Patent number 4,338,723
    • Issue date Jul 13, 1982
    • Centro Cororation
    • Harry L. Benjamin
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Pellet length and end squareness inspection apparatus

    • Patent number 4,138,821
    • Issue date Feb 13, 1979
    • Westinghouse Electric Corp.
    • Robert S. Wilks
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Apparatus for measuring continuous or discontinuous surfaces

    • Patent number 3,987,551
    • Issue date Oct 26, 1976
    • TESA SA
    • Max Kienle
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Measuring means for measuring secondary cooling zone roller gaps in...

    • Patent number 3,937,271
    • Issue date Feb 10, 1976
    • Sumitomo Shipbuilding and Machinery Co. Ltd.
    • Toyoaki Akiba
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3892043

    • Patent number 3,892,043
    • Issue date Jul 1, 1975
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3881345

    • Patent number 3,881,345
    • Issue date May 6, 1975
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3875667

    • Patent number 3,875,667
    • Issue date Apr 8, 1975
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3083469

    • Patent number 3,083,469
    • Issue date Apr 2, 1963
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3054188

    • Patent number 3,054,188
    • Issue date Sep 18, 1962
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2926530

    • Patent number 2,926,530
    • Issue date Mar 1, 1960
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2911632

    • Patent number 2,911,632
    • Issue date Nov 3, 1959
    • G08 - SIGNALLING
  • Information Patent Grant

    2885611

    • Patent number 2,885,611
    • Issue date May 5, 1959
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2827787

    • Patent number 2,827,787
    • Issue date Mar 25, 1958
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2786186

    • Patent number 2,786,186
    • Issue date Mar 19, 1957
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2709790

    • Patent number 2,709,790
    • Issue date May 31, 1955
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2700758

    • Patent number 2,700,758
    • Issue date Jan 25, 1955
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2697214

    • Patent number 2,697,214
    • Issue date Dec 14, 1954
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2695981

    • Patent number 2,695,981
    • Issue date Nov 30, 1954
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2692357

    • Patent number 2,692,357
    • Issue date Oct 19, 1954
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2662301

    • Patent number 2,662,301
    • Issue date Dec 15, 1953
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2657350

    • Patent number 2,657,350
    • Issue date Oct 27, 1953
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2643869

    • Patent number 2,643,869
    • Issue date Jun 30, 1953
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2636151

    • Patent number 2,636,151
    • Issue date Apr 21, 1953
    • G01 - MEASURING TESTING
  • Information Patent Grant

    2596030

    • Patent number 2,596,030
    • Issue date May 6, 1952
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2586010

    • Patent number 2,586,010
    • Issue date Feb 19, 1952
    • G01 - MEASURING TESTING