1998852

Information

• Patent Grant
• 1998852

• References
• Source

• Patent Number

  1,998,852

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1935
  90 years ago

• CPC

  • F25B41/062 - Expansion valves
  • F25B2600/2505 - Fixed-differential control valves
  • Y10T137/7813 - Plural reactor surfaces
  • Y10T137/7825 - Rectilinear valve stem rigid with reactor surface

• US Classifications

  • 137 - Fluid handling