3316485

Information

• Patent Grant
• 3316485

• References
• Source

• Patent Number

  3,316,485

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1967
  57 years ago

• CPC

  • H01J25/12 - with pencil-like electron stream in the axis of the resonators
  • G01R31/257 - Testing of beam-tubes

• US Classifications

  • 324 - Electricity: measuring and testing
  • 219 - Electric heating
  • 250 - Radiant energy
  • 315 - Electric lamp and discharge devices: systems