1960466

Information

• Patent Grant
• 1960466

• References
• Source

• Patent Number

  1,960,466

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1934
  90 years ago

• CPC

  • G05D16/0697 - using several membranes
  • Y10T137/2514 - Self-proportioning flow systems
  • Y10T137/469 - Sequentially filled and emptied [e.g., holding type]
  • Y10T137/7822 - Reactor surface closes chamber
  • Y10T137/8158 - With indicator, register, recorder, alarm or inspection means
  • Y10T137/8292 - Movable indicator element is a pointer

• US Classifications

  • 137 - Fluid handling
  • 073 - Measuring and testing
  • 222 - Dispensing