3636428

Information

• Patent Grant
• 3636428

• References
• Source

• Patent Number

  3,636,428

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1972
  52 years ago

• CPC

  • G05D3/122 - without modulation

• US Classifications

  • 318 - Electricity: motive power systems
  • 338 - Electrical resistors