3354644

Information

• Patent Grant
• 3354644

• References
• Source

• Patent Number

  3,354,644

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1967
  57 years ago

• CPC

  • F03H1/0037 - Electrostatic ion thrusters
  • H01J19/00 - Details of vacuum tubes of the types covered by group H01J21/00
  • H01J2893/0023 - carbonising and other surface treatments

• US Classifications

  • 060 - Power plants
  • 219 - Electric heating
  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices