2823277

Information

• Patent Grant
• 2823277

• References
• Source

• Patent Number

  2,823,277

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1958
  67 years ago

• CPC

  • G06M3/028 - by adding

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 340 - Communications: electrical