1206111

Information

• Patent Grant
• 1206111

• References
• Source

• Patent Number

  1,206,111

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1916
  108 years ago

• CPC

  • F16L13/113 - for concrete pipes
  • Y10S285/925 - Swells when wet

• US Classifications

  • 285 - Pipe joints or couplings