1514898

Information

• Patent Grant
• 1514898

• References
• Source

• Patent Number

  1,514,898

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1924
  100 years ago

• CPC

  • H01J19/28 - Non-electron-emitting electrodes Screens
  • H01J2893/0012 - Constructional arrangements
  • Y10T83/0505 - With reorientation of work between cuts

• US Classifications

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