418245

Information

• Patent Grant
• 418245

• References
• Source

• Patent Number

  418,245

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1889
  135 years ago

• CPC

  • G05D16/10 - the sensing element being a piston or plunger
  • Y10T137/7801 - Balanced valve
  • Y10T137/7815 - With movement dampener

• US Classifications

  • 137 - Fluid handling
  • 251 - Valves and valve actuation