2779816

Information

• Patent Grant
• 2779816

• References
• Source

• Patent Number

  2,779,816

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1957
  68 years ago

• CPC

  • H04L12/62 - with perforated tape storage

• US Classifications

  • 178 - Telegraphy
  • 340 - Communications: electrical