3824439

Information

• Patent Grant
• 3824439

• References
• Source

• Patent Number

  3,824,439

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1974
  50 years ago

• CPC

  • G05D3/1418 - with ac amplifier chain

• US Classifications

  • 318 - Electricity: motive power systems