1509427

Information

• Patent Grant
• 1509427

• References
• Source

• Patent Number

  1,509,427

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1924
  100 years ago

• CPC

  • F04B53/04 - Draining
  • Y10T137/86179 - Drain valve actuator mounted on pump

• US Classifications

  • 417 - Pumps
  • 137 - Fluid handling