3440470

Information

• Patent Grant
• 3440470

• References
• Source

• Patent Number

  3,440,470

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  55 years ago

• CPC

  • H01J43/24 - Dynodes having potential gradient along their surfaces
  • H01J29/023 - secondary-electron emitting electrode arrangements
  • H01J31/18 - with image written by a ray or beam on a grid-like charge-accumulating screen, and with a ray or beam passing through and influenced by this screen before striking the luminescent screen

• US Classifications

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