2055575

Information

• Patent Grant
• 2055575

• References
• Source

• Patent Number

  2,055,575

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1936
  88 years ago

• CPC

  • H04L25/42 - using mechanical distributors
  • H04L5/18 - Automatic changing of the traffic direction
  • H04L25/207 - using electromagnetic switches

• US Classifications

  • 178 - Telegraphy