2870441

Information

• Patent Grant
• 2870441

• References
• Source

• Patent Number

  2,870,441

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1959
  66 years ago

• CPC

  • H01Q19/20 - Producing pencil beam by two cylindrical focusing devices with their focal lines orthogonally disposed

• US Classifications

  • 343 - Communications: radio wave antennas