2943220

Information

• Patent Grant
• 2943220

• References
• Source

• Patent Number

  2,943,220

• Date Filed

  Not available

• Date Issued

  Tuesday, June 28, 1960
  64 years ago

• CPC

  • G09G1/22 - using tubes permitting selection of a complete character from a number of characters
  • G01S7/22 - Producing cursor lines and indicia by electronic means
  • G09G1/20 - using multi-beam tubes
  • H01J31/16 - with mask carrying a number of selectively displayable signs

• US Classifications

  • 313 - Electric lamp and discharge devices