2571722

Information

• Patent Grant
• 2571722

• References
• Source

• Patent Number

  2,571,722

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1951
  73 years ago

• CPC

  • F42B19/04 - Depth control
  • Y10T137/085 - Pressure or head controlled
  • Y10T137/0923 - By pendulum or swinging member

• US Classifications

  • 114 - Ships
  • 137 - Fluid handling