3679988

Information

• Patent Grant
• 3679988

• References
• Source

• Patent Number

  3,679,988

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1972
  52 years ago

• CPC

  • H01H43/026 - Contact arrangements
  • H01H43/024 - Terminal arrangements
  • H01H43/125 - using a cam
  • H04M19/02 - providing ringing current or supervisory tones

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 200 - Electricity: circuit makers and breakers