1931898

Information

• Patent Grant
• 1931898

• References
• Source

• Patent Number

  1,931,898

• Date Filed

  Not available

• Date Issued

  Tuesday, October 24, 1933
  91 years ago

• CPC

  • F16K5/222 - for plugs with conical surfaces
  • Y10T137/4428 - Seating

• US Classifications

  • 137 - Fluid handling