462305

Information

• Patent Grant
• 462305

• References
• Source

• Patent Number

  462,305

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1891
  133 years ago

• CPC

  • E03C1/288 - having non-return valves against return of waste water
  • Y10T137/4501 - Ball valve

• US Classifications

  • 137 - Fluid handling