3380052

Information

• Patent Grant
• 3380052

• References
• Source

• Patent Number

  3,380,052

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1968
  56 years ago

• CPC

  • H01Q25/007 - using two or more primary active elements in the focal region of a focusing device
  • F02M41/127 - valves being fluid-actuated slide-valves
  • H01Q19/17 - the primary radiating source comprising two or more radiating elements
  • H01Q25/02 - providing sum and difference patterns
  • H01Q25/04 - Multimode aerials

• US Classifications

  • 342 - Communications: directive radio wave systems and devices
  • 343 - Communications: radio wave antennas