2309487

Information

• Patent Grant
• 2309487

• References
• Source

• Patent Number

  2,309,487

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1943
  81 years ago

• CPC

  • H02H3/286 - involving comparison of similar homopolar quantities

• US Classifications

  • 361 - Electricity: electrical systems and devices