3707603

Information

• Patent Grant
• 3707603

• References
• Source

• Patent Number

  3,707,603

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1972
  52 years ago

• CPC

  • H03D1/2227 - using switches for the decoding
  • H04B1/1646 - adapted for the reception of stereophonic signals
  • H04N9/70 - for colour killing

• US Classifications

  • 381 - Electrical audio signal processing systems and devices
  • 348 - Television