2121241

Information

• Patent Grant
• 2121241

• References
• Source

• Patent Number

  2,121,241

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1938
  86 years ago

• CPC

  • E03D9/12 - Means to prevent freezing of lavatories
  • Y10T137/7358 - By float controlled valve
  • Y10T137/7837 - Direct response valves [i.e., check valve type]

• US Classifications

  • 137 - Fluid handling