757169

Information

• Patent Grant
• 757169

• References
• Source

• Patent Number

  757,169

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1904
  121 years ago

• CPC

  • F04D15/029 - for pumps operating in parallel
  • Y10T137/4501 - Ball valve

• US Classifications

  • 417 - Pumps
  • 137 - Fluid handling