2245210

Information

• Patent Grant
• 2245210

• References
• Source

• Patent Number

  2,245,210

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1941
  83 years ago

• CPC

  • G05D16/0663 - using a spring-loaded membrane with a spring-loaded slideable obturator
  • Y10T137/7795 - Multi-stage
  • Y10T137/7806 - Modified valve casing

• US Classifications

  • 137 - Fluid handling
  • 138 - Pipes and tubular conduits
  • 166 - Wells