1402389

Information

• Patent Grant
• 1402389

• References
• Source

• Patent Number

  1,402,389

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1922
  103 years ago

• CPC

  • F24D19/081 - for steam heating systems
  • Y10T137/3018 - From above liquid level

• US Classifications

  • 137 - Fluid handling