1872563

Information

• Patent Grant
• 1872563

• References
• Source

• Patent Number

  1,872,563

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1932
  92 years ago

• CPC

  • G01F23/32 - using rotatable arms or other pivotable transmission elements
  • F22B37/425 - Feed-water supply alarm devices using floats
  • Y10T137/3143 - With liquid level responsive gas vent or whistle
  • Y10T137/7358 - By float controlled valve

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation