2177873

Information

• Patent Grant
• 2177873

• References
• Source

• Patent Number

  2,177,873

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1939
  85 years ago

• CPC

  • F16K5/222 - for plugs with conical surfaces
  • Y10T137/4414 - Jacking
  • Y10T137/8275 - Indicator element rigidly carried by the movable element whose position is indicated

• US Classifications

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