2721900

Information

• Patent Grant
• 2721900

• References
• Source

• Patent Number

  2,721,900

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1955
  69 years ago

• CPC

  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/196 - Communications systems
  • H03M2201/2111 - using a pure representation
  • H03M2201/2166 - Cathodes ray tubes
  • H03M2201/4135 - Momentary value
  • H03M2201/4237 - Multivalued
  • H03M2201/425 - Non-denominational
  • H03M2201/4279 - Pure
  • H03M2201/812 - Cathode ray tubes
  • H03M2201/8192 - Photoelectric devices

• US Classifications

  • 348 - Television
  • 315 - Electric lamp and discharge devices: systems
  • 341 - Coded data generation or conversion