2740918

Information

• Patent Grant
• 2740918

• References
• Source

• Patent Number

  2,740,918

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1956
  68 years ago

• CPC

  • H01J31/38 - Tubes with photoconductive screen
  • H01J29/021 - arrangements for eliminating interferences in the tube

• US Classifications

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