3625259

Information

• Patent Grant
• 3625259

• References
• Source

• Patent Number

  3,625,259

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1971
  53 years ago

• CPC

  • F16L58/1063 - the coating being a sheet wrapped around the pipe
  • B29C63/048 - specially adapted for articles having local protrusions

• US Classifications

  • 138 - Pipes and tubular conduits