3665953

Information

• Patent Grant
• 3665953

• References
• Source

• Patent Number

  3,665,953

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  52 years ago

• CPC

  • F16K43/003 - the auxiliary valve being a rotary valve
  • Y10T137/4442 - External pressure
  • Y10T137/6075 - Bifaced

• US Classifications

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