1831986

Information

• Patent Grant
• 1831986

• References
• Source

• Patent Number

  1,831,986

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1931
  93 years ago

• CPC

  • H01J13/08 - characterised by the material
  • H01J61/54 - Igniting arrangements
  • H01J2893/0076 - Liquid electrode materials

• US Classifications

  • 313 - Electric lamp and discharge devices