1781305

Information

• Patent Grant
• 1781305

• References
• Source

• Patent Number

  1,781,305

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1930
  94 years ago

• CPC

  • H01J13/16 - Anodes Auxiliary anodes for maintaining the discharge
  • H01J13/48 - Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
  • H01J2893/0091 - Anode supporting means

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 148 - Metal treatment