The ornamental design for an electronicdevicecover with detachable strap, as shown and described.
FIG. 1 is a top, rear perspective view of an electronic device cover with detachable strap showing the detachable strap in a latched configuration;
FIG. 2 is a top, front perspective view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a front elevation view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a top, front perspective view thereof in a cell phone environment; and,
FIG. 10 is a top, rear perspective view thereof showing the detachable strap in an unlatched configuration.
The broken lines depicted in FIGS. 1-10 illustrate portions of the electronic device cover with detachable strap that form no part of the claimed design. Furthermore, the electronic device cover is shown with a symbolic break in its height. The appearance of any portion of the article between the break lines forms no part of the claimed design.