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The ornamental design for a concrete form, as shown. |
FIG. 1 is an isometric view of a concrete form showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a left end elevational view thereof.
Reynolds, Robert L., Reynolds, Jerome D.
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D245250, | Mar 22 1976 | Rainhart Co. | Beam mold for casting concrete test specimens |
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