3356884

Information

• Patent Grant
• 3356884

• References
• Source

• Patent Number

  3,356,884

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1967
  57 years ago

• CPC

  • H01J61/542 - and an auxiliary electrode inside the vessel
  • H01J61/0732 - characterised by the construction of the electrode
  • H01J61/523 - Heating or cooling particular parts of the lamp

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 200 - Electricity: circuit makers and breakers