FIG. 1 is a front perspective view of our new portable coordinate measurement machine portion including items in broken lines which are used herein and throughout the several Figures for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof with the opposite side view being a mirror image thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.