3872386

Information

• Patent Grant
• 3872386

• References
• Source

• Patent Number

  3,872,386

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • G01R19/16542 - for batteries
  • G01R17/22 - with indication of measured value by calibrated null indicator
  • G01R19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
  • G01R19/14 - Indicating direction of current Indicating polarity of voltage

• US Classifications

  • 324 - Electricity: measuring and testing