2673305

Information

• Patent Grant
• 2673305

• References
• Source

• Patent Number

  2,673,305

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1954
  70 years ago

• CPC

  • H01J29/845 - by means of magnetic systems
  • H01J29/62 - Electrostatic lenses

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices