428254

Information

• Patent Grant
• 428254

• References
• Source

• Patent Number

  428,254

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1890
  134 years ago

• CPC

  • E03F5/0402 - provided with flushing means for cleaning or emptying
  • A01K1/0103 - of liquid manure
  • Y10T137/2808 - Through float-operated vent
  • Y10T137/7319 - By float

• US Classifications

  • 137 - Fluid handling