2286280

Information

• Patent Grant
• 2286280

• References
• Source

• Patent Number

  2,286,280

• Date Filed

  Not available

• Date Issued

  Tuesday, June 16, 1942
  82 years ago

• CPC

  • H01J31/32 - Tubes with image amplification section

• US Classifications

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