3900779

Information

• Patent Grant
• 3900779

• References
• Source

• Patent Number

  3,900,779

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1975
  49 years ago

• CPC

  • H02K17/30 - Structural association with auxiliary electric devices influencing the characteristic of, or controlling, the motor
  • H02P1/34 - by progressive reduction of impedance in secondary circuit
  • H02P25/26 - with arrangements for controlling secondary impedance

• US Classifications

  • 318 - Electricity: motive power systems