3479550

Information

• Patent Grant
• 3479550

• References
• Source

• Patent Number

  3,479,550

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1969
  55 years ago

• CPC

  • H01K1/54 - Means for absorbing or absorbing gas, or for preventing or removing efflorescence

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices