1357311

Information

• Patent Grant
• 1357311

• References
• Source

• Patent Number

  1,357,311

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1920
  104 years ago

• CPC

  • F16L13/124 - for concrete pipes

• US Classifications

  • 277 - Seal for a joint or juncture
  • 285 - Pipe joints or couplings