734265

Information

• Patent Grant
• 734265

• References
• Source

• Patent Number

  734,265

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1903
  121 years ago

• CPC

  • E21D9/0635 - Tail sealing means

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 285 - Pipe joints or couplings