3839982

Information

• Patent Grant
• 3839982

• References
• Source

• Patent Number

  3,839,982

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • B63J2/10 - Ventilating-shaft Air-scoops
  • B63B25/10 - open to ambient air
  • B63B57/04 - by ventilating
  • F16K17/19 - Equalising valves predominantly for tanks
  • Y10T137/7778 - Axes of ports perpendicular

• US Classifications

  • 114 - Ships
  • 137 - Fluid handling