131500

Information

• Patent Grant
• 131500

• References
• Source

• Patent Number

  131,500

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1872
  152 years ago

• CPC

  • B01D35/153 - Anti-leakage or anti-return valves
  • E03B5/04 - arranged in wells
  • Y10T137/7559 - Pump type

• US Classifications

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