3178514

Information

• Patent Grant
• 3178514

• References
• Source

• Patent Number

  3,178,514

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1965
  59 years ago

• CPC

  • H04H20/88 - Stereophonic broadcast systems
  • H03G11/004 - using discharge tubes

• US Classifications

  • 381 - Electrical audio signal processing systems and devices
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 329 - Demodulators
  • 330 - Amplifiers
  • 455 - Telecommunications