Window security guard

The ornamental design for a window security guard, as shown and described.

FIG. 1 is a perspective view of a window security guard showing my new design;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image thereof;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image thereof; and,

FIG. 4 is a left side elevational view thereof, the right side elevational view being a mirror image thereof.

Patent	Priority	Assignee	Title
D723184,	May 18 2013		Child safety window gate
D732697,	Nov 27 2013	VINYL-PRO WINDOW SYSTEMS, INC	Decorative scroll for a window

Patent	Priority	Assignee	Title
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D275703,	Jul 19 1982		Window grate or similar article
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