2758281

Information

• Patent Grant
• 2758281

• References
• Source

• Patent Number

  2,758,281

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1956
  68 years ago

• CPC

  • H04B3/12 - in negative-feedback path of line amplifier

• US Classifications

  • 333 - Wave transmission lines and networks
  • 379 - Telephonic communications