3211939

Information

• Patent Grant
• 3211939

• References
• Source

• Patent Number

  3,211,939

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1965
  59 years ago

• CPC

  • G21C17/14 - Period meters
  • G21D3/04 - Safety arrangements
  • H01J1/20 - Cathodes heated indirectly by an electric current Cathodes heated by electron or ion bombardment
  • Y02E30/40 - Other aspects relating to nuclear fission

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems
  • 976 - Nuclear technology