3203443

Information

• Patent Grant
• 3203443

• References
• Source

• Patent Number

  3,203,443

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1965
  60 years ago

• CPC

  • F16K43/006 - the auxiliary valve being held open by the main valve
  • Y10T137/6191 - Ball check

• US Classifications

  • 137 - Fluid handling