3892257

Information

• Patent Grant
• 3892257

• References
• Source

• Patent Number

  3,892,257

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • E03C1/282 - combined with additional object-catching devices
  • Y10T137/4456 - With liquid valves or liquid trap seals
  • Y10T137/4486 - Plural valves or valve seats
  • Y10T137/4493 - Pivoted valve
  • Y10T137/4621 - Seal for relatively movable valving parts
  • Y10T137/7838 - Plural
  • Y10T137/8122 - Planar strainer normal to flow path

• US Classifications

  • 137 - Fluid handling