3256903

Information

• Patent Grant
• 3256903

• References
• Source

• Patent Number

  3,256,903

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1966
  59 years ago

• CPC

  • G05D16/0697 - using several membranes
  • D21G9/00 - Other accessories for paper-making machines
  • Y10S137/907 - Vacuum-actuated valves
  • Y10T137/2546 - Vacuum or suction pulsator type [e.g., milking machine]
  • Y10T137/2607 - With pressure reducing inlet valve
  • Y10T137/86919 - Sequentially closing and opening alternately seating flow controllers

• US Classifications

  • 137 - Fluid handling