2980813

Information

• Patent Grant
• 2980813

• References
• Source

• Patent Number

  2,980,813

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1961
  64 years ago

• CPC

  • H01J29/43 - using photo-emissive mosaic

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 338 - Electrical resistors
  • 427 - Coating processes