2776429

Information

• Patent Grant
• 2776429

• References
• Source

• Patent Number

  2,776,429

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1957
  68 years ago

• CPC

  • H04H20/88 - Stereophonic broadcast systems
  • H04J1/18 - in which all the carriers are amplitude-modulated

• US Classifications

  • 370 - Multiplex communications
  • 332 - Modulators
  • 381 - Electrical audio signal processing systems and devices
  • 455 - Telecommunications