2991459

Information

• Patent Grant
• 2991459

• References
• Source

• Patent Number

  2,991,459

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1961
  64 years ago

• CPC

  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • G09G1/22 - using tubes permitting selection of a complete character from a number of characters
  • G09G1/26 - using storage tubes
  • H03M2201/01 - First edition
  • H03M2201/192 - Measuring systems
  • H03M2201/20 - A/D converters
  • H03M2201/4135 - Momentary value
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4266 - Decimal radix
  • H03M2201/712 - at input
  • H03M2201/8108 - Vacuum tubes
  • H03M2201/812 - Cathode ray tubes
  • H03M2201/93 - Constructional details

• US Classifications

  • 345 - Computer graphics processing and selective visual display systems
  • 178 - Telegraphy
  • 313 - Electric lamp and discharge devices
  • 315 - Electric lamp and discharge devices: systems
  • 341 - Coded data generation or conversion