1742985

Information

• Patent Grant
• 1742985

• References
• Source

• Patent Number

  1,742,985

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1930
  95 years ago

• CPC

  • H01F27/2876 - Cooling
  • Y10S174/25 - Transformer

• US Classifications

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