3867632

Information

• Patent Grant
• 3867632

• References
• Source

• Patent Number

  3,867,632

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  49 years ago

• CPC

  • H01J49/4215 - Quadrupole mass filters
  • H01J1/52 - Screens for shielding Guides for influencing the discharge Masks interposed in the electron stream
  • H01J49/06 - Electron- or ion-optical arrangements

• US Classifications

  • 250 - Radiant energy