3406308

Information

• Patent Grant
• 3406308

• References
• Source

• Patent Number

  3,406,308

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1968
  56 years ago

• CPC

  • G01J3/10 - Arrangements of light sources specially adapted for spectrometry or colorimetry
  • H01J17/44 - having one or more control electrodes
  • H01J2893/0068 - electrode assembly with control electrodes

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 356 - Optics: measuring and testing