3379822

Information

• Patent Grant
• 3379822

• References
• Source

• Patent Number

  3,379,822

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1968
  56 years ago

• CPC

  • C03C27/042 - consisting of a combination of materials selected from glass, glass-ceramic or ceramic material with metals, metal oxides or metal salts
  • H01J5/40 - end-disc seals
  • H01J2893/0035 - shaped as flat plates, in particular metallic

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 313 - Electric lamp and discharge devices