Referenced by|
| US4098041 | 11 Mar 1977 | 4 Jul 1978 | | Buried sand anchor for volleyball poles and the like | | US4869042 | 13 Jan 1988 | 26 Sep 1989 | | Retaining device | | US5127785 | 27 Feb 1991 | 7 Jul 1992 | | Hanger nail for suspended ceiling | | US5775848 | 30 Sep 1996 | 7 Jul 1998 | Hubbell Incorporated | Earth and rock anchoring devices | | US7353833 | 15 Mar 2005 | 8 Apr 2008 | | Covering structure with soil anchors |
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