549569

Information

• Patent Grant
• 549569

• References
• Source

• Patent Number

  549,569

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1895
  129 years ago

• CPC

  • F22B21/083 - involving an upper drum and a lower drum and a fire-place between the two drums

• US Classifications

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