3835347

Information

• Patent Grant
• 3835347

• References
• Source

• Patent Number

  3,835,347

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1974
  50 years ago

• CPC

  • H01J29/32 - with adjacent dots or lines of different luminescent material
  • H01J31/206 - with three coplanar electron beams

• US Classifications

  • 313 - Electric lamp and discharge devices