3422298

Information

• Patent Grant
• 3422298

• References
• Source

• Patent Number

  3,422,298

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1969
  56 years ago

• CPC

  • H01J29/87 - Arrangements for preventing or limiting effects of implosion of vessels or containers
  • C03C3/085 - containing an oxide of a divalent metal
  • C03C3/087 - containing calcium oxide
  • H01J29/863 - Vessels or containers characterised by the material thereof
  • H01J2229/875 - Means substantially covering the output face

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 065 - Glass manufacturing
  • 220 - Receptacles
  • 501 - Compositions: ceramic