1240590

Information

• Patent Grant
• 1240590

• References
• Source

• Patent Number

  1,240,590

• Date Filed

  Not available

• Date Issued

  Tuesday, September 18, 1917
  107 years ago

• CPC

  • H02J7/14 - for charging batteries from dynamo-electric generators driven at varying speed
  • Y10S320/36 - Distribution system
  • Y10T307/469 - Condition responsive

• US Classifications

  • 320 - Electricity: battery or capacitor charging or discharging
  • 200 - Electricity: circuit makers and breakers
  • 307 - Electrical transmission or interconnection systems
  • 324 - Electricity: measuring and testing