3408523

Information

• Patent Grant
• 3408523

• References
• Source

• Patent Number

  3,408,523

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1968
  56 years ago

• CPC

  • H01K7/04 - for indicating
  • H01K9/00 - Lamps having two or more incandescent bodies separately heated

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems
  • 445 - Electric lamp or space discharge component or device manufacturing