159157

Information

• Patent Grant
• 159157

• References
• Source

• Patent Number

  159,157

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1875
  150 years ago

• CPC

  • F16K17/04 - spring-loaded
  • Y10T137/7742 - Separate relief valves or valves for each branch
  • Y10T137/7932 - Valve stem extends through fixed spring abutment

• US Classifications

  • 137 - Fluid handling