2164892

Information

• Patent Grant
• 2164892

• References
• Source

• Patent Number

  2,164,892

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1939
  85 years ago

• CPC

  • H01J43/16 - Electrode arrangements using essentially one dynode

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 310 - Electrical generator or motor structure