2190422

Information

• Patent Grant
• 2190422

• References
• Source

• Patent Number

  2,190,422

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1940
  84 years ago

• CPC

  • F16K1/08 - in which the spindle is perpendicular to the general direction of flow

• US Classifications

  • 251 - Valves and valve actuation
  • 138 - Pipes and tubular conduits