3575203

Information

• Patent Grant
• 3575203

• References
• Source

• Patent Number

  3,575,203

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1971
  53 years ago

• CPC

  • G05D16/0686 - characterised by the form of the lever
  • G05D16/0697 - using several membranes
  • Y10T137/7757 - Through separate aperture
  • Y10T137/7869 - Biased open

• US Classifications

  • 137 - Fluid handling