3207936

Information

• Patent Grant
• 3207936

• References
• Source

• Patent Number

  3,207,936

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1965
  59 years ago

• CPC

  • H01J31/121 - tubes for oscillography
  • C03B23/217 - for the production of cathode ray tubes or similarly shaped tubes
  • C03C3/074 - containing zinc
  • C03C27/00 - Joining pieces of glass to pieces of other inorganic material Joining glass to glass other than by fusing
  • H01B1/00 - Conductors or conductive bodies characterised by the conductive materials Selection of materials as conductors
  • H01B1/08 - oxides
  • H01B3/087 - Chemical composition of glass
  • H01J9/263 - specially adapted for cathode-ray tubes
  • H01J29/185 - measures against halo-phenomena
  • H01J29/24 - Supports for luminescent material
  • H01J29/28 - with protective, conductive or reflective layers
  • H01J29/34 - provided with permanent marks or references
  • H01J29/86 - Vessels Containers Vacuum locks
  • H01J29/88 - provided with coatings on the walls thereof Selection of materials for the coatings
  • H01J29/92 - Means forming part of the tube for the purpose of providing electrical connection to it

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 220 - Receptacles