473961

Information

• Patent Grant
• 473961

• References
• Source

• Patent Number

  473,961

• Date Filed

  Not available

• Date Issued

  Tuesday, May 3, 1892
  132 years ago

• CPC

  • E03C1/295 - using air-supply valves
  • Y10T137/3258 - Automatic valve in vent line
  • Y10T137/4486 - Plural valves or valve seats
  • Y10T137/4621 - Seal for relatively movable valving parts
  • Y10T137/4643 - Liquid valves
  • Y10T137/4666 - With baffle

• US Classifications

  • 137 - Fluid handling
  • 073 - Measuring and testing