3803496

Information

• Patent Grant
• 3803496

• References
• Source

• Patent Number

  3,803,496

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1974
  50 years ago

• CPC

  • H03G9/18 - for tone control and volume expansion or compression
  • H04B1/1684 - of the decoded left or right stereo channel

• US Classifications

  • 455 - Telecommunications