2691966

Information

• Patent Grant
• 2691966

• References
• Source

• Patent Number

  2,691,966

• Date Filed

  Not available

• Date Issued

  Tuesday, October 19, 1954
  70 years ago

• CPC

  • F22B13/023 - with auxiliary water tubes inside the fire-box

• US Classifications

  • 122 - Liquid heaters and vaporizers