3659097

Information

• Patent Grant
• 3659097

• References
• Source

• Patent Number

  3,659,097

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1972
  52 years ago

• CPC

  • H01J37/02 - Details
  • H01J29/66 - using electromagnetic means only
  • H01J37/141 - Electromagnetic lenses
  • H01J37/252 - Tubes for spot-analysing by electron or ion beams Microanalysers
  • H01J2237/002 - Cooling arrangements
  • H01J2237/142 - with superconducting coils

• US Classifications

  • 250 - Radiant energy
  • 219 - Electric heating