2154512

Information

• Patent Grant
• 2154512

• References
• Source

• Patent Number

  2,154,512

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1939
  86 years ago

• CPC

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

• US Classifications

  • 358 - Facsimile and static presentation processing
  • 178 - Telegraphy
  • 370 - Multiplex communications