3664775

Information

• Patent Grant
• 3664775

• References
• Source

• Patent Number

  3,664,775

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1972
  52 years ago

• CPC

  • F04B53/1042 - by means of a flexible connection
  • F16K15/144 - the closure elements being fixed along all or a part of their periphery
  • Y10T137/7894 - With weight

• US Classifications

  • 417 - Pumps
  • 137 - Fluid handling