3128408

Information

• Patent Grant
• 3128408

• References
• Source

• Patent Number

  3,128,408

• Date Filed

  Not available

• Date Issued

  Tuesday, April 7, 1964
  61 years ago

• CPC

  • H01J31/506 - tubes using secondary emission effect
  • C03B23/203 - Uniting glass sheets
  • C03B37/025 - from reheated softened tubes, rods, fibres or filaments
  • C03B37/027 - Fibres composed of different sorts of glass
  • C03B37/15 - with heat application
  • H01J29/023 - secondary-electron emitting electrode arrangements
  • H01J43/24 - Dynodes having potential gradient along their surfaces
  • H01J43/243 - Dynodes consisting of a piling-up of channel-type dynode plates

• US Classifications

  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices