2253437

Information

• Patent Grant
• 2253437

• References
• Source

• Patent Number

  2,253,437

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1941
  83 years ago

• CPC

  • B30B9/045 - co-operating with several adjacent casings
  • Y10T137/86493 - Multi-way valve unit

• US Classifications

  • 100 - Presses
  • 137 - Fluid handling
  • 210 - Liquid purification or separation
  • 417 - Pumps