The ornamental design for an electrical cordstoragedevice, as shown.
FIG. 1 is a top perspective view showing our new design for an electrical cord storage device;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a front elevation view thereof, the back elevation view being a mirror image thereof;
FIG. 4 is a right side elevation view thereof, the left side elevation view being a mirror image thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a left side view thereof coupled to an electrical appliance having a cord.
The broken lines in the drawings illustrate portions of the electrical cord storage device which form no part of the claimed design. The broken line portions shown in FIGS. 7 of the electrical appliance and cord illustrate environmental subject matter only and form no part of the claimed design.