2455993

Information

• Patent Grant
• 2455993

• References
• Source

• Patent Number

  2,455,993

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1948
  76 years ago

• CPC

  • H01J13/14 - Cooling, heating, circulating, filtering, or controlling level of the liquid
  • H01J17/16 - Vessels Containers
  • H01J2893/0083 - Liquid electrode level control

• US Classifications

  • 313 - Electric lamp and discharge devices