1031554

Information

• Patent Grant
• 1031554

• References
• Source

• Patent Number

  1,031,554

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1912
  112 years ago

• CPC

  • F16K21/04 - Self-closing valves
  • Y10T137/5427 - Balanced valve

• US Classifications

  • 251 - Valves and valve actuation
  • 137 - Fluid handling