3671798

Information

• Patent Grant
• 3671798

• References
• Source

• Patent Number

  3,671,798

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1972
  52 years ago

• CPC

  • H01J19/40 - Screens for shielding
  • H01J1/3042 - microengineered

• US Classifications

  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems