1968598

Information

• Patent Grant
• 1968598

• References
• Source

• Patent Number

  1,968,598

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1934
  90 years ago

• CPC

  • F16L13/029 - for concrete pipes

• US Classifications

  • 285 - Pipe joints or couplings
  • 138 - Pipes and tubular conduits