2779887

Information

• Patent Grant
• 2779887

• References
• Source

• Patent Number

  2,779,887

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1957
  68 years ago

• CPC

  • H01J29/025 - Mounting or supporting arrangements for grids
  • H01J29/02 - Electrodes Screens Mounting, supporting, spacing or insulating thereof

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 445 - Electric lamp or space discharge component or device manufacturing