1373645

Information

• Patent Grant
• 1373645

• References
• Source

• Patent Number

  1,373,645

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1921
  104 years ago

• CPC

  • F16B13/0866 - with prongs penetrating into the wall of the hole by a retractile movement of a threaded member
  • Y10S411/955 - Locked bolthead or nut

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener