2089141

Information

• Patent Grant
• 2089141

• References
• Source

• Patent Number

  2,089,141

• Date Filed

  Not available

• Date Issued

  Tuesday, August 3, 1937
  87 years ago

• CPC

  • E03C1/288 - having non-return valves against return of waste water
  • Y10T137/4493 - Pivoted valve
  • Y10T137/7898 - Pivoted valves
  • Y10T137/7903 - Weight biased

• US Classifications

  • 137 - Fluid handling