3508268

Information

• Patent Grant
• 3508268

• References
• Source

• Patent Number

  3,508,268

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1970
  54 years ago

• CPC

  • H01P5/04 - with variable factor of coupling
  • H01J25/005 - Gas-filled transit-time tubes
  • H01Q3/26 - varying the relative phase or relative amplitude of energisation between two or more active radiating elements varying the distribution of energy across a radiating aperture
  • H01Q13/106 - Microstrip slot antennas

• US Classifications

  • 343 - Communications: radio wave antennas
  • 333 - Wave transmission lines and networks