2051557

Information

• Patent Grant
• 2051557

• References
• Source

• Patent Number

  2,051,557

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1936
  88 years ago

• CPC

  • F16L13/124 - for concrete pipes

• US Classifications

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