1980449

Information

• Patent Grant
• 1980449

• References
• Source

• Patent Number

  1,980,449

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1934
  90 years ago

• CPC

  • F23D91/02 - for use in particular heating operations
  • F23D2206/0057 - Liquid fuel burners adapted for use in illumination and heating

• US Classifications

  • 122 - Liquid heaters and vaporizers