3706897

Information

• Patent Grant
• 3706897

• References
• Source

• Patent Number

  3,706,897

• Date Filed

  Not available

• Date Issued

  Tuesday, December 19, 1972
  51 years ago

• CPC

  • H01T13/14 - Means for self-cleaning
  • H01T13/24 - having movable electrodes

• US Classifications

  • 313 - Electric lamp and discharge devices