The ornamental design for an electrodeplate for secondarybattery, as shown and described.
FIG. 1 is a perspective view of an electrode plate for secondary battery showing our new design;
FIG. 2 is a front view thereof (a rear view thereof being a mirror image of the front view);
FIG. 3 is a detail view thereof as indicated in FIG. 2;
FIG. 4 is a detail view thereof as indicated in FIG. 2;
FIG. 5 is a left side view thereof (a right side view thereof being a mirror image of the left side view);
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken lines depict environmental subject matter only and form no part of the claimed design. The electrode plate is shown with symbolic lines. The appearance of any portion of the article between the break lines forms no part of the claimed design.