1857164

Information

• Patent Grant
• 1857164

• References
• Source

• Patent Number

  1,857,164

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1932
  92 years ago

• CPC

  • H02K17/38 - with a commutator machine

• US Classifications

  • 318 - Electricity: motive power systems