3657531

Information

• Patent Grant
• 3657531

• References
• Source

• Patent Number

  3,657,531

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1972
  52 years ago

• CPC

  • H01J49/06 - Electron- or ion-optical arrangements
  • H01J49/326 - with magnetic and electrostatic sectors of 90 degrees

• US Classifications

  • 250 - Radiant energy