3649983

Information

• Patent Grant
• 3649983

• References
• Source

• Patent Number

  3,649,983

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  52 years ago

• CPC

  • B08B9/0554 - Diablo shaped pigs
  • F16L55/38 - driven by fluid pressure
  • B08B2209/045 - Making cleaning devices buoyant within a pipeline to be cleaned

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning