3273017

Information

• Patent Grant
• 3273017

• References
• Source

• Patent Number

  3,273,017

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1966
  58 years ago

• CPC

  • H02H3/307 - involving comparison of quantities derived from a plurality of phases
  • H02H7/262 - involving transmissions of switching or blocking orders

• US Classifications

  • 361 - Electricity: electrical systems and devices