403919

Information

• Patent Grant
• 403919

• References
• Source

• Patent Number

  403,919

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1889
  135 years ago

• CPC

  • F22B37/54 - De-sludging or blow-down devices
  • Y10S169/01 - Floats
  • Y10T137/2795 - Float-operated inlet to siphon

• US Classifications

  • 122 - Liquid heaters and vaporizers
  • 137 - Fluid handling
  • 169 - Fire extinguishers
  • 210 - Liquid purification or separation