2329398

Information

• Patent Grant
• 2329398

• References
• Source

• Patent Number

  2,329,398

• Date Filed

  Not available

• Date Issued

  Tuesday, September 14, 1943
  81 years ago

• CPC

  • F16B23/0084 - with a threaded engagement between the head of the bolt or screw and the tool
  • A61B17/8875 - Screwdrivers, spanners or wrenches
  • B25B13/486 - using a threaded connection between screw and tool
  • B25B15/005 - with cross- or star-shaped cross-section
  • B25B23/106 - the driving bit being a blade

• US Classifications

  • 606 - Surgery
  • 081 - Tools
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener