3641391

Information

• Patent Grant
• 3641391

• References
• Source

• Patent Number

  3,641,391

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  52 years ago

• CPC

  • H01J7/44 - One or more circuit elements structurally associated with the tube or lamp
  • H01J9/505 - Regeneration of cathodes
  • Y02W30/828 - Lighting equipment or discharge tubes

• US Classifications

  • 445 - Electric lamp or space discharge component or device manufacturing