1304451

Information

• Patent Grant
• 1304451

• References
• Source

• Patent Number

  1,304,451

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1919
  106 years ago

• CPC

  • H01F27/12 - Oil cooling
  • Y10S174/25 - Transformer

• US Classifications

  • 336 - Inductor devices
  • 174 - Electricity: conductors and insulators