2379990

Information

• Patent Grant
• 2379990

• References
• Source

• Patent Number

  2,379,990

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1945
  79 years ago

• CPC

  • F16L13/113 - for concrete pipes

• US Classifications

  • 285 - Pipe joints or couplings
  • 249 - Static molds