631554

Information

• Patent Grant
• 631554

• References
• Source

• Patent Number

  631,554

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1899
  125 years ago

• CPC

  • C10H1/12 - Water feed from above through porous materials
  • Y10T137/7793 - With opening bias [e.g., pressure regulator]

• US Classifications

  • 048 - Gas: heating and illuminating
  • 137 - Fluid handling