2494873

Information

• Patent Grant
• 2494873

• References
• Source

• Patent Number

  2,494,873

• Date Filed

  Not available

• Date Issued

  Tuesday, January 17, 1950
  75 years ago

• CPC

  • H02J13/0044 - using DC signal superposition
  • Y10T307/944 - Power circuit controlled

• US Classifications

  • 307 - Electrical transmission or interconnection systems