3390298

Information

• Patent Grant
• 3390298

• References
• Source

• Patent Number

  3,390,298

• Date Filed

  Not available

• Date Issued

  Tuesday, June 25, 1968
  56 years ago

• CPC

  • H01J61/82 - Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
  • H01J5/08 - provided with coatings on the walls therof Selection of materials for the coatings
  • H01J61/35 - provided with coatings on the walls thereof Selection of materials for the coatings

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 065 - Glass manufacturing