3551719

Information

• Patent Grant
• 3551719

• References
• Source

• Patent Number

  3,551,719

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  54 years ago

• CPC

  • H05B31/0021 - Construction, in particular closure, of the vessel
  • H01J61/28 - Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
  • H01J61/82 - Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr

• US Classifications

  • 313 - Electric lamp and discharge devices