1925412

Information

• Patent Grant
• 1925412

• References
• Source

• Patent Number

  1,925,412

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1933
  91 years ago

• CPC

  • E03D3/04 - with piston valve and pressure chamber for retarding the valve-closing movement
  • Y10T137/4343 - By-pass cleaning

• US Classifications

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