2517147

Information

• Patent Grant
• 2517147

• References
• Source

• Patent Number

  2,517,147

• Date Filed

  Not available

• Date Issued

  Tuesday, August 1, 1950
  74 years ago

• CPC

  • H04L13/02 - Details not particular to receiver or transmitter

• US Classifications

  • 178 - Telegraphy
  • 181 - Acoustics
  • 226 - Advancing material of indeterminate length
  • 312 - Supports: cabinet structure
  • 400 - Typewriting machines