2816285

Information

• Patent Grant
• 2816285

• References
• Source

• Patent Number

  2,816,285

• Date Filed

  Not available

• Date Issued

  Tuesday, December 10, 1957
  67 years ago

• CPC

  • H01Q21/0062 - the slots being disposed around the feeding waveguide

• US Classifications

  • 343 - Communications: radio wave antennas