3736470

Information

• Patent Grant
• 3736470

• References
• Source

• Patent Number

  3,736,470

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1973
  51 years ago

• CPC

  • H02H3/353 - involving comparison of phase voltages
  • Y10T307/839 - Polarity, phase sequence or reverse flow

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 307 - Electrical transmission or interconnection systems