1569409

Information

• Patent Grant
• 1569409

• References
• Source

• Patent Number

  1,569,409

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1926
  99 years ago

• CPC

  • H02P3/20 - by reversal of phase sequence of connections to the motor
  • Y10T307/812 - Differential speed between two bodies

• US Classifications

  • 318 - Electricity: motive power systems
  • 307 - Electrical transmission or interconnection systems