1934909

Information

• Patent Grant
• 1934909

• References
• Source

• Patent Number

  1,934,909

• Date Filed

  Not available

• Date Issued

  Tuesday, November 14, 1933
  91 years ago

• CPC

  • H02K27/10 - with switching devices for different modes of operation

• US Classifications

  • 318 - Electricity: motive power systems
  • 310 - Electrical generator or motor structure