304741

Information

• Patent Grant
• 304741

• References
• Source

• Patent Number

  304,741

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1884
  140 years ago

• CPC

  • B61K11/02 - Water columns for locomotives
  • Y10T137/5356 - Vertically movable riser

• US Classifications

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