2219113

Information

• Patent Grant
• 2219113

• References
• Source

• Patent Number

  2,219,113

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1940
  84 years ago

• CPC

  • H01J31/503 - with an electromagnetic electron-optic system
  • H01J31/49 - Pick-up adapted for an input of electromagnetic radiation other than visible light and having an electric output

• US Classifications

  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems