2818501

Information

• Patent Grant
• 2818501

• References
• Source

• Patent Number

  2,818,501

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1957
  67 years ago

• CPC

  • H01P1/393 - using Faraday rotators
  • G01S1/02 - using radio waves

• US Classifications

  • 370 - Multiplex communications
  • 333 - Wave transmission lines and networks
  • 342 - Communications: directive radio wave systems and devices
  • 343 - Communications: radio wave antennas
  • 455 - Telecommunications