3573365

Information

• Patent Grant
• 3573365

• References
• Source

• Patent Number

  3,573,365

• Date Filed

  Not available

• Date Issued

  Tuesday, April 6, 1971
  53 years ago

• CPC

  • H03J1/20 - the auxiliary power being switched on as long as controlling current is switched on
  • H04N5/505 - Invisible or silent tuning

• US Classifications

  • 348 - Television