722827

Information

• Patent Grant
• 722827

• References
• Source

• Patent Number

  722,827

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1903
  121 years ago

• CPC

  • F23N5/006 - the detector being sensitive to oxygen
  • Y10S122/11 - Removable steam-heating elements

• US Classifications

  • 110 - Furnaces
  • 122 - Liquid heaters and vaporizers
  • 406 - Conveyors: fluid current