2659817

Information

• Patent Grant
• 2659817

• References
• Source

• Patent Number

  2,659,817

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1953
  71 years ago

• CPC

  • H01Q25/04 - Multimode aerials
  • H01J25/74 - Tubes specially designed to act as transit-time diode oscillators
  • H01J25/78 - Tubes with electron stream modulated by deflection in a resonator
  • H01P1/00 - Auxiliary devices
  • H01P1/02 - Bends Corners Twists
  • H01P1/16 - for mode selection
  • H01P1/182 - Waveguide phase-shifters
  • H01P1/211 - Waffle-iron filters Corrugated structures
  • H01P1/28 - Short-circuiting plungers
  • H01P3/00 - Waveguides Transmission lines of the waveguide type
  • H01P3/10 - Wire waveguides
  • H01P3/12 - Hollow waveguides
  • H01P5/08 - for linking dissimilar lines or devices
  • H01Q13/0208 - Corrugated horns
  • H01Q13/24 - constituted by a dielectric or ferromagnetic rod or pipe
  • H01Q13/28 - comprising elements constituting electric discontinuities and spaced in direction of wave propagation
  • H04B3/52 - Systems for transmission between fixed stations via waveguides

• US Classifications

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