2640169

Information

• Patent Grant
• 2640169

• References
• Source

• Patent Number

  2,640,169

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1953
  71 years ago

• CPC

  • H01J43/16 - Electrode arrangements using essentially one dynode

• US Classifications

  • 313 - Electric lamp and discharge devices