3020446

Information

• Patent Grant
• 3020446

• References
• Source

• Patent Number

  3,020,446

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1962
  62 years ago

• CPC

  • H01J25/56 - with interdigital arrangements of anodes

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets