861155

Information

• Patent Grant
• 861155

• References
• Source

• Patent Number

  861,155

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1907
  117 years ago

• CPC

  • H02J7/0021 - Monitoring or indicating circuits
  • G01R31/3658 - for testing or monitoring individual cells or groups of cells in a battery
  • Y10T307/538 - Tap-changing or variable number of cells

• US Classifications

  • 320 - Electricity: battery or capacitor charging or discharging
  • 307 - Electrical transmission or interconnection systems