2118887

Information

• Patent Grant
• 2118887

• References
• Source

• Patent Number

  2,118,887

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1938
  86 years ago

• CPC

  • H01J13/12 - Positioning or moving the cathode spot on the surface of the pool
  • H01J2893/008 - Means for stabilising the cathodic spot

• US Classifications

  • 313 - Electric lamp and discharge devices