2922941

Information

• Patent Grant
• 2922941

• References
• Source

• Patent Number

  2,922,941

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1960
  64 years ago

• CPC

  • H03J1/20 - the auxiliary power being switched on as long as controlling current is switched on

• US Classifications

  • 318 - Electricity: motive power systems