654691

Information

• Patent Grant
• 654691

• References
• Source

• Patent Number

  654,691

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1900
  124 years ago

• CPC

  • F23B1/24 - using rotating grate

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 285 - Pipe joints or couplings