2028668

Information

• Patent Grant
• 2028668

• References
• Source

• Patent Number

  2,028,668

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1936
  89 years ago

• CPC

  • F16L51/005 - for concrete pipe-lines
  • F16L25/0027 - Joints for pipes made of reinforced concrete

• US Classifications

  • 285 - Pipe joints or couplings