3408549

Information

• Patent Grant
• 3408549

• References
• Source

• Patent Number

  3,408,549

• Date Filed

  Not available

• Date Issued

  Tuesday, October 29, 1968
  56 years ago

• CPC

  • H04N5/04 - Synchronising
  • G01R25/00 - Arrangements for measuring phase angle between a voltage and a current, or between voltages or currents
  • H02P5/56 - Speed and position comparison between the motors by electrical means
  • H04L7/0095 - with mechanical means
  • H04N1/36 - for synchronising or phasing transmitter and receiver

• US Classifications

  • 318 - Electricity: motive power systems
  • 348 - Television