operating as commutator machines with added slip-rings

Industry

  • CPC
  • H02K47/28
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Patents Grantslast 30 patents

  • Information Patent Grant

    3263143

    • Patent number 3,263,143
    • Issue date Jul 26, 1966
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2787754

    • Patent number 2,787,754
    • Issue date Apr 2, 1957
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2640178

    • Patent number 2,640,178
    • Issue date May 26, 1953
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2420266

    • Patent number 2,420,266
    • Issue date May 6, 1947
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1816777

    • Patent number 1,816,777
    • Issue date Jul 28, 1931
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1655952

    • Patent number 1,655,952
    • Issue date Jan 10, 1928
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1464503

    • Patent number 1,464,503
    • Issue date Aug 14, 1923
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1446861

    • Patent number 1,446,861
    • Issue date Feb 27, 1923
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    999987

    • Patent number 999,987
    • Issue date Aug 8, 1911
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    814380

    • Patent number 814,380
    • Issue date Mar 6, 1906
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER