2553208

Information

• Patent Grant
• 2553208

• References
• Source

• Patent Number

  2,553,208

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1951
  73 years ago

• CPC

  • H04Q9/10 - using single different frequencies

• US Classifications

  • 318 - Electricity: motive power systems