3322996

Information

• Patent Grant
• 3322996

• References
• Source

• Patent Number

  3,322,996

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1967
  57 years ago

• CPC

  • H01J23/27 - Helix-derived slow-wave structures
  • Y10T29/49117 - Conductor or circuit manufacturing
  • Y10T29/496 - Multiperforated metal article making

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 029 - Metal working
  • 072 - Metal deforming
  • 313 - Electric lamp and discharge devices