1503247

Information

• Patent Grant
• 1503247

• References
• Source

• Patent Number

  1,503,247

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1924
  100 years ago

• CPC

  • F16L55/1715 - the ring or the sleeve being tightened by hooks, pawls, or other movable members

• US Classifications

  • 138 - Pipes and tubular conduits