3217225

Information

• Patent Grant
• 3217225

• References
• Source

• Patent Number

  3,217,225

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1965
  59 years ago

• CPC

  • H02J7/125 - in combination with discharge tubes or semiconductor devices
  • Y10S320/15 - Polarity control
  • Y10S320/19 - Charger status
  • Y10S320/28 - Regulating transformer
  • Y10T307/944 - Power circuit controlled

• US Classifications

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