723541

Information

• Patent Grant
• 723541

• References
• Source

• Patent Number

  723,541

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1903
  122 years ago

• CPC

  • F23B1/24 - using rotating grate

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 110 - Furnaces