2088456

Information

• Patent Grant
• 2088456

• References
• Source

• Patent Number

  2,088,456

• Date Filed

  Not available

• Date Issued

  Tuesday, July 27, 1937
  87 years ago

• CPC

  • F22B21/085 - the tubes being placed in layers

• US Classifications

  • 122 - Liquid heaters and vaporizers