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The ornamental design for a trailer hitch lock, as shown and described. |
FIG. 1 is a perspective view of a trailer hitch lock showing my new design;
FIG. 2 is an enlarged front view thereof;
FIG. 3 is an enlarged bottom view thereof;
FIG. 4 is an enlarged left side view thereof, it being understood that the opposite side is a mirror image thereof;
FIG. 5 is an enlarged top view thereof; and,
FIG. 6 is an enlarged rear view thereof.
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5052203, | Jan 05 1990 | Lock for truck trailers | |
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