The ornamental design for a shield against electromagneticwaves for use on portable phone, as shown and described.
FIG. 1 is a top view of the shield against electromagnetic waves for use on
a portable phone, the bottom view being a mirror thereof showing my new
design;
FIG. 2 is a right side view thereof, the left side view being a mirror
image thereof;
FIG. 3 is a front view thereof, the rear view being a mirror image thereof;
and,
FIG. 4 is a perspective view showing the shield against electromagnetic
waves as mounted over a speaker on a portable phone, shown in phantom.
The broken line showings of FIG. 4 are for illustrative purposes only and
forms no part of the claimed design.