2933640

Information

• Patent Grant
• 2933640

• References
• Source

• Patent Number

  2,933,640

• Date Filed

  Not available

• Date Issued

  Tuesday, April 19, 1960
  64 years ago

• CPC

  • H01J31/04 - with only one or two output electrodes with only two electrically independant groups or electrodes
  • H03K17/88 - using beam-deflection tubes

• US Classifications

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