The ornamental design for a portableinfantbed, as shown and described.
FIG. 1 is a top view showing the invention prior to final folding and
fastening of the side laces.
FIG. 2 is a bottom view showing the invention prior to final folding and
fastening of the side laces.
FIG. 3 is a top view showing the invention after final folding and
fastening of the side laces.
FIG. 4 is a side view showing the invention after final folding and
fastening of the side laces and with the decorative top ruffles raised to
expose the position and method of fastening of the side laces.