2952776

Information

• Patent Grant
• 2952776

• References
• Source

• Patent Number

  2,952,776

• Date Filed

  Not available

• Date Issued

  Tuesday, September 13, 1960
  65 years ago

• CPC

  • G01N21/6456 - Spatial resolved fluorescence measurements; Imaging
  • G01M9/06 - Measuring arrangements specially adapted for aerodynamic testing
  • G01N23/22 - by measuring secondary emission
  • H01J41/06 - with ionisation by means of cold cathodes
  • G01N2223/07 - secondary emission
  • G01N2223/102 - beta or electrons
  • G01N2223/104 - ions
  • G01N2223/638 - gas

• US Classifications

  • 250 - Radiant energy
  • 073 - Measuring and testing
  • 118 - Coating apparatus