1731372

Information

• Patent Grant
• 1731372

• References
• Source

• Patent Number

  1,731,372

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1929
  95 years ago

• CPC

  • H02H3/422 - using homopolar quantities

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 307 - Electrical transmission or interconnection systems