3636541

Information

• Patent Grant
• 3636541

• References
• Source

• Patent Number

  3,636,541

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1972
  52 years ago

• CPC

  • H02H3/253 - for multiphase applications
  • G01R19/145 - Indicating the presence of current or voltage
  • G01R31/02 - Testing of electric apparatus, lines or components, for short-circuits, discontinuities, leakage of current , or incorrect line connection
  • H02H3/325 - involving voltage comparison

• US Classifications

  • 340 - Communications: electrical
  • 361 - Electricity: electrical systems and devices