3787747

Information

• Patent Grant
• 3787747

• References
• Source

• Patent Number

  3,787,747

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1974
  51 years ago

• CPC

  • H01J21/18 - having magnetic control means having both magnetic and electro-static control means
  • H01J23/0873 - with at least one axial-field reversal along the interaction space

• US Classifications

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