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Invention Grant
US2241832A Method and apparatus for reducing harmonics in power systems 失效
减少电力系统谐波的方法和装置

  • Patent Title: Method and apparatus for reducing harmonics in power systems
  • Patent Title (中): 减少电力系统谐波的方法和装置
  • Application No.: US33371340
    Application Date: 1940-05-07
  • Publication No.: US2241832A
    Publication Date: 1941-05-13
  • Inventor: WAHLQUIST HUGO W
  • Applicant: WAHLQUIST HUGO W
  • Assignee: Hugo W Wahlquist
  • Current Assignee: Hugo W Wahlquist
  • Priority: US33371340 1940-05-07
  • Main IPC: H04M1/74
  • IPC: H04M1/74
Method and apparatus for reducing harmonics in power systems
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