2230679

Information

• Patent Grant
• 2230679

• References
• Source

• Patent Number

  2,230,679

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1941
  84 years ago

• CPC

  • H04L13/14 - Electronic distributors
  • H04L5/245 - with a number of discharge tubes or semiconductor elements which successively connect the different channels to the transmission channels

• US Classifications

  • 370 - Multiplex communications