3401298

Information

• Patent Grant
• 3401298

• References
• Source

• Patent Number

  3,401,298

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1968
  56 years ago

• CPC

  • G06K7/10831 - Arrangement of optical elements
  • G01N21/5911 - of the scanning type
  • H01J23/11 - Means for reducing noise
  • H01J23/30 - Damping arrangements associated with slow-wave structures
  • H01J23/52 - the coupled helices being disposed coaxially around one another

• US Classifications

  • 315 - Electric lamp and discharge devices: systems