2121562

Information

• Patent Grant
• 2121562

• References
• Source

• Patent Number

  2,121,562

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1938
  87 years ago

• CPC

  • F22B17/105 - with tubes in series flow arrangement

• US Classifications

  • 122 - Liquid heaters and vaporizers