1456710

Information

• Patent Grant
• 1456710

• References
• Source

• Patent Number

  1,456,710

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1923
  101 years ago

• CPC

  • F22B13/10 - with auxiliary water tubes inside the fire-box

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 110 - Furnaces