2702313

Information

• Patent Grant
• 2702313

• References
• Source

• Patent Number

  2,702,313

• Date Filed

  Not available

• Date Issued

  Tuesday, February 15, 1955
  69 years ago

• CPC

  • G09B19/26 - Dot-and dash telegraphic codes

• US Classifications

  • 178 - Telegraphy
  • 242 - Winding, tensioning, or guiding