3640644

Information

• Patent Grant
• 3640644

• References
• Source

• Patent Number

  3,640,644

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  52 years ago

• CPC

  • B63H3/082 - the control element being axially reciprocatable
  • B63H2003/088 - characterised by supply of fluid actuating medium to control element

• US Classifications

  • 416 - Fluid reaction surfaces