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			 The ornamental design for the building square, as shown and described.       | 
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FIG. 1 is an isometric view of the building square in accordance with the present design;
FIG. 2 is a top plan view in full open position of said the building square;
FIG. 3 is a top plan view in a full closed storage position of said the building square;
FIG. 4 is a top plan view showing movement of said the building square;
FIG. 5 is a top plan view showing final closure movement of said the building square; and,
FIG. 6 is a bottom plan view . This is essentially a mirror image of the top plan view shown in FIG. 1.
Hagen, Ernest L., Denton, Bobby D., Anderson, Jr., Wayne G., Hodge, Ron
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Aug 31 1995 | HAGEN, ERNEST L | D & H ENTERPRISES | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007893 | /0840 | |
| Aug 31 1995 | DENTON, BOBBY D | D & H ENTERPRISES | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007893 | /0840 | |
| Aug 31 1995 | ANDERSON, WAYNE, JR | D & H ENTERPRISES | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007893 | /0840 | |
| Aug 31 1995 | HODGE, RON | D & H ENTERPRISES | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007893 | /0840 | 
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