1952306

Information

• Patent Grant
• 1952306

• References
• Source

• Patent Number

  1,952,306

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1934
  90 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
  • 220 - Receptacles
  • 250 - Radiant energy
  • 362 - Illumination
  • D24 - Medical and laboratory equipment