2531721

Information

• Patent Grant
• 2531721

• References
• Source

• Patent Number

  2,531,721

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1950
  74 years ago

• CPC

  • E03F5/042 - Arrangements of means against overflow of water, backing-up from the drain
  • Y10T137/4478 - Line condition change responsive
  • Y10T137/4531 - Divided and recombined passages
  • Y10T137/7436 - Float rigid with valve

• US Classifications

  • 137 - Fluid handling
  • 210 - Liquid purification or separation