2858443

Information

• Patent Grant
• 2858443

• References
• Source

• Patent Number

  2,858,443

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1958
  66 years ago

• CPC

  • H01J37/143 - Permanent magnetic lenses

• US Classifications

  • 250 - Radiant energy
  • 313 - Electric lamp and discharge devices