1393298

Information

• Patent Grant
• 1393298

• References
• Source

• Patent Number

  1,393,298

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1921
  103 years ago

• CPC

  • F22B37/303 - specially adapted for boiler drums

• US Classifications

  • 055 - Gas separation
  • 122 - Liquid heaters and vaporizers