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The ornamental design for a safety clamp for ladders, substantially as shown and described. |
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FIG. 1 is an isometric view of the safety clamp for ladders, showing my new design.
FIG. 2 is a top plan view thereof.
FIG. 3 is a side elevational view thereof, the opposite side being a mirror image thereof.
FIG. 4 is a front elevational view thereof.
FIG. 5 is a bottom view thereof.
FIG. 6 is a rear fragmentary view thereof, taken from line 6--6 of FIG. 3.
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