2935564

Information

• Patent Grant
• 2935564

• References
• Source

• Patent Number

  2,935,564

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1960
  66 years ago

• CPC

  • G09B19/26 - Dot-and dash telegraphic codes

• US Classifications

  • 178 - Telegraphy
  • 200 - Electricity: circuit makers and breakers
  • 434 - Education and demonstration