2131741

Information

• Patent Grant
• 2131741

• References
• Source

• Patent Number

  2,131,741

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1938
  86 years ago

• CPC

  • H04L21/02 - at the transmitting end
  • H04L21/00 - Apparatus or local circuits for mosaic printer telegraph systems

• US Classifications

  • 178 - Telegraphy