1488831

Information

• Patent Grant
• 1488831

• References
• Source

• Patent Number

  1,488,831

• Date Filed

  Not available

• Date Issued

  Tuesday, April 1, 1924
  100 years ago

• CPC

  • F16K15/00 - Check valves
  • Y10T137/4486 - Plural valves or valve seats
  • Y10T137/7857 - Valve seat clamped between coupling elements
  • Y10T137/7894 - With weight

• US Classifications

  • 137 - Fluid handling