2771568

Information

• Patent Grant
• 2771568

• References
• Source

• Patent Number

  2,771,568

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1956
  68 years ago

• CPC

  • H01J37/305 - for casting, melting, evaporating or etching
  • C23C14/30 - by electron bombardment
  • G04D3/0071 - for bearing components
  • H01J37/063 - Geometrical arrangement of electrodes for beam-forming
  • H01J37/16 - Vessels Containers
  • H01J37/30 - Electron-beam or ion-beam tubes for localised treatment of objects
  • H01J37/3007 - Electron or ion-optical systems
  • H01J37/301 - Arrangements enabling beams to pass between regions of different pressure
  • H01J37/3053 - for evaporating or etching
  • H01J37/31 - for cutting or drilling
  • Y10S164/04 - Dental

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 118 - Coating apparatus
  • 164 - Metal founding
  • 219 - Electric heating
  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices
  • 373 - Industrial electric heating furnaces
  • 438 - Semiconductor device manufacturing: process
  • 445 - Electric lamp or space discharge component or device manufacturing
  • 968 - Horology