2216237

Information

• Patent Grant
• 2216237

• References
• Source

• Patent Number

  2,216,237

• Date Filed

  Not available

• Date Issued

  Tuesday, October 1, 1940
  84 years ago

• CPC

  • A61N5/06 - using light
  • H01J13/00 - Discharge tubes with liquid-pool cathodes
  • H01J2893/0095 - Tubes with exclusively liquid main electrodes

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 174 - Electricity: conductors and insulators
  • 220 - Receptacles