2913629

Information

• Patent Grant
• 2913629

• References
• Source

• Patent Number

  2,913,629

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1959
  64 years ago

• CPC

  • H01J9/045 - Activation of assembled cathode

• US Classifications

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