2147378

Information

• Patent Grant
• 2147378

• References
• Source

• Patent Number

  2,147,378

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1939
  85 years ago

• CPC

  • F22B11/00 - Steam boilers of combined fire-tube type and water-tube type

• US Classifications

  • 122 - Liquid heaters and vaporizers