3535450

Information

• Patent Grant
• 3535450

• References
• Source

• Patent Number

  3,535,450

• Date Filed

  Not available

• Date Issued

  Tuesday, October 20, 1970
  54 years ago

• CPC

  • H04L5/225 - combined with the use of transition coding
  • H04L5/22 - using time-division multiplexing
  • H04L25/22 - Repeaters for converting two wires to four wires Repeaters for converting single current to double current
  • H04L25/46 - using tuning forks or vibrating reeds
  • H04L25/493 - by transition coding

• US Classifications

  • 370 - Multiplex communications