1221178

Information

• Patent Grant
• 1221178

• References
• Source

• Patent Number

  1,221,178

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1917
  107 years ago

• CPC

  • F16T1/26 - of upright-open-bucket type
  • Y10S137/901 - Biased ball valves with operators
  • Y10T137/3062 - Sinking or bucket type float

• US Classifications

  • 137 - Fluid handling
  • 123 - Internal-combustion engines
  • 251 - Valves and valve actuation