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Commutating the detecting means in dependance of the fault

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  • CPC
  • H02H1/0046
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Parent Industries

HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H1/00Details of emergency protective circuit arrangements

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H02H1/0046Commutating the detecting means in dependance of the fault
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Patents Grantslast 30 patents

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    • Theodore James Miller
    • G01 - MEASURING TESTING
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    • Tsung-Han Tsai
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    • Patent number 7,576,531
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    • Patent number 6,968,277
    • Issue date Nov 22, 2005
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    Method and a system for analyzing the secondary current in a curren...
    • Patent number 4,511,839
    • Issue date Apr 16, 1985
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  • Information Patent Grant

    Protective relaying system
    • Patent number 4,420,805
    • Issue date Dec 13, 1983
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Mitsuru Yamaura
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    Multiphase fault protection circuitry with variable functional leve...
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    3418569
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    3329869
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    3296495
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    3235867
    • Patent number 3,235,867
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    3183405
    • Patent number 3,183,405
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    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    2601473
    • Patent number 2,601,473
    • Issue date Jun 24, 1952
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    2584765
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    2539416
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    2462179
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    2462180
    • Patent number 2,462,180
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    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    2445429
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    2408208
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    2381277
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    2363915
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    • Issue date Nov 28, 1944
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    2315468
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    • Issue date Mar 30, 1943
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    2315471
    • Patent number 2,315,471
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    2277523
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Patents Applicationslast 30 patents