3029431

Information

• Patent Grant
• 3029431

• References
• Source

• Patent Number

  3,029,431

• Date Filed

  Not available

• Date Issued

  Tuesday, April 10, 1962
  62 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
  • D14 - Recording, communication, or information retrieval equipment