2984762

Information

• Patent Grant
• 2984762

• References
• Source

• Patent Number

  2,984,762

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1961
  63 years ago

• CPC

  • H01J25/38 - the forward travelling wave being utilised
  • H01J19/02 - Electron-emitting electrodes Cathodes
  • H01J23/087 - Magnetic focusing arrangements
  • H01J23/50 - the interaction circuit being a helix or derived from a helix
  • H01J2893/0001 - Electrodes and electrode systems suitable for discharge tubes or lamps

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices