2291759

Information

• Patent Grant
• 2291759

• References
• Source

• Patent Number

  2,291,759

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1942
  82 years ago

• CPC

  • H04L17/22 - using mechanical translation and type-bar printing

• US Classifications

  • 178 - Telegraphy
  • 236 - Automatic temperature and humidity regulation