3886752

Information

• Patent Grant
• 3886752

• References
• Source

• Patent Number

  3,886,752

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1975
  49 years ago

• CPC

  • E21D11/385 - Sealing means positioned between adjacent lining members
  • E21D11/04 - Lining with building materials

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 285 - Pipe joints or couplings