Referenced by|
| US6186718 | Jun 18, 1998 | Feb 13, 2001 | Northrop Grumman Corporation | Threaded fastener having a head with a triangle centerpost within a triangle recess | | US6423067 | Apr 28, 2000 | Jul 23, 2002 | Theken Surgical LLC | Nonlinear lag screw with captive driving device | | US6430756 | Dec 28, 1998 | Aug 13, 2002 | | Closet bolt | | USD343571 | Mar 14, 1991 | Jan 25, 1994 | | Screw |
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