1407306

Information

• Patent Grant
• 1407306

• References
• Source

• Patent Number

  1,407,306

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1922
  103 years ago

• CPC

  • F23D14/44 - for use under water

• US Classifications

  • 431 - Combustion
  • 239 - Fluid sprinkling, spraying, and diffusing
  • 266 - Metallurgical apparatus
  • 361 - Electricity: electrical systems and devices