1423178

Information

• Patent Grant
• 1423178

• References
• Source

• Patent Number

  1,423,178

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1922
  102 years ago

• CPC

  • F16K41/18 - sealing only when the closure member is in the opened position

• US Classifications

  • 251 - Valves and valve actuation