3921166

Information

• Patent Grant
• 3921166

• References
• Source

• Patent Number

  3,921,166

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • H04L17/02 - Apparatus or circuits at the transmitting end
  • H03K17/98 - having a plurality of control members
  • H03M11/20 - Dynamic coding
  • H04L17/04 - with keyboard co-operating with code-bars

• US Classifications

  • 341 - Coded data generation or conversion
  • 345 - Computer graphics processing and selective visual display systems