2492926

Information

• Patent Grant
• 2492926

• References
• Source

• Patent Number

  2,492,926

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1949
  75 years ago

• CPC

  • H01J31/04 - with only one or two output electrodes with only two electrically independant groups or electrodes
  • H03K4/10 - using as active elements vacuum tubes only
  • H03K12/00 - Producing pulses by distorting or combining sinusoidal waveforms
  • H04N3/04 - having a moving aperture also apertures covered by lenses
  • H04N3/237 - using passive elements
  • H04N5/04 - Synchronising
  • H04N5/067 - Arrangements or circuits at the transmitter end
  • H04N9/20 - with more than one beam in a tube
  • H04N11/00 - Colour television systems
  • H04N11/12 - using simultaneous signals only

• US Classifications

  • 348 - Television
  • 313 - Electric lamp and discharge devices