3290544

Information

• Patent Grant
• 3290544

• References
• Source

• Patent Number

  3,290,544

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1966
  58 years ago

• CPC

  • H01J23/42 - the interaction circuit being a helix or a helix-derived slow-wave structure
  • H01J23/26 - Helical slow-wave structures Adjustment therefor

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 445 - Electric lamp or space discharge component or device manufacturing