3667289

Information

• Patent Grant
• 3667289

• References
• Source

• Patent Number

  3,667,289

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • G01L23/085 - by measuring fluctuations of starter motor current or of battery voltage

• US Classifications

  • 073 - Measuring and testing
  • 324 - Electricity: measuring and testing
  • 346 - Recorders