Patent
   D353898
Priority
Sep 25 1992
Filed
Mar 23 1993
Issued
Dec 27 1994
Expiry
Dec 27 2008
Assg.orig
Entity
unknown
0
5
n/a
The ornamental design for a support for stabilizing walls in a mine shaft, as shown and described.

FIG. 1 is a perspective view of a support for stabilizing walls in a mine shaft showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a right side elevational view, the left side being a mirror image thereof.

Buchhorn, Peter, Starke, David H. R.

Patent Priority Assignee Title
Patent Priority Assignee Title
2441330,
3462110,
4010618, Jan 19 1974 Dowty Mining Equipment Limited Mine roof support
4954017, Nov 10 1980 The Curators of the University of Missouri Expansion bolt and mine roof reinforcement
5238329, Aug 23 1991 DYWIDAG-SYSTEMS INTERNATIONAL USA, INC Mine roof support system
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 23 1993The ANI Corporation Ltd.(assignment on the face of the patent)
May 13 1993BUCHHORN, PETERANI CORPORATION LTD , THEASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0066910440 pdf
May 13 1993STARKE, DAVID H R ANI CORPORATION LTD , THEASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0066910440 pdf
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