412911

Information

• Patent Grant
• 412911

• References
• Source

• Patent Number

  412,911

• Date Filed

  Not available

• Date Issued

  Tuesday, October 15, 1889
  135 years ago

• CPC

  • A01K7/02 - Automatic devices
  • G05D9/02 - without auxiliary power
  • Y10T137/2534 - Liquid level response
  • Y10T137/2562 - Dividing and recombining
  • Y10T137/7332 - Sinking or bucket type float

• US Classifications

  • 137 - Fluid handling