987140

Information

• Patent Grant
• 987140

• References
• Source

• Patent Number

  987,140

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1911
  113 years ago

• CPC

  • F16T1/24 - using levers
  • Y10T137/2968 - Liquid control valve positively actuated
  • Y10T137/7319 - By float

• US Classifications

  • 137 - Fluid handling
  • 237 - Heating systems