3725698

Information

• Patent Grant
• 3725698

• References
• Source

• Patent Number

  3,725,698

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1973
  51 years ago

• CPC

  • H01K1/28 - Envelopes Vessels
  • F21S48/33 - Waterproofing
  • H01J5/24 - between insulating parts of vessel
  • H01J2893/0038 - Direct connection between two insulating elements, in particular via glass material

• US Classifications

  • 362 - Illumination
  • 313 - Electric lamp and discharge devices