2490629

Information

• Patent Grant
• 2490629

• References
• Source

• Patent Number

  2,490,629

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1949
  75 years ago

• CPC

  • H02P9/126 - for preventing pole reversal

• US Classifications

  • 322 - Electricity: single generator systems
  • 318 - Electricity: motive power systems
  • 336 - Inductor devices