2214973

Information

• Patent Grant
• 2214973

• References
• Source

• Patent Number

  2,214,973

• Date Filed

  Not available

• Date Issued

  Tuesday, September 17, 1940
  84 years ago

• CPC

  • H01J31/32 - Tubes with image amplification section
  • H01J29/416 - with a matrix of electrical conductors traversing the target
  • H01J29/435 - with a matrix of conductors traversing the target
  • H01J31/28 - with electron ray scanning the image screen

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices
  • 427 - Coating processes
  • 445 - Electric lamp or space discharge component or device manufacturing