2282321

Information

• Patent Grant
• 2282321

• References
• Source

• Patent Number

  2,282,321

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1942
  82 years ago

• CPC

  • H02J7/20 - due to variation of continuously variable ohmic resistor

• US Classifications

  • 320 - Electricity: battery or capacitor charging or discharging