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The ornamental design for a contact pressure measuring device, as shown. |
FIG. 1 is a front and top-left perspective view of a contact pressure measuring device showing my new design;
FIG. 2 is a rear and top-right perspective view thereof;
FIG. 3 is a left side perspective view thereof;
FIG. 4 is a right side perspective view thereof;
FIG. 5 is a top plan view thereof; and
FIG. 6 is a bottom plan view thereof.
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