1040640

Information

• Patent Grant
• 1040640

• References
• Source

• Patent Number

  1,040,640

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1912
  112 years ago

• CPC

  • C02F3/043 - Devices for distributing water over trickle filters
  • Y10T137/2733 - Sequentially discharging in parallel
  • Y10T137/2822 - Auxiliary liquid trap seal
  • Y10T137/4643 - Liquid valves

• US Classifications

  • 137 - Fluid handling