3180649

Information

• Patent Grant
• 3180649

• References
• Source

• Patent Number

  3,180,649

• Date Filed

  Not available

• Date Issued

  Tuesday, April 27, 1965
  59 years ago

• CPC

  • F16L17/073 - the sealing rings having two lips parallel to each other

• US Classifications

  • 277 - Seal for a joint or juncture
  • 285 - Pipe joints or couplings